Quarterly Financial Information Disclosure [Abstract]
Quarterly Financial Information [Table]
Statement [Table]
Hedging Designation [Axis]
Hedging Designation [Axis]
Hedging Designation [Domain]
Hedging Designation [Domain]
Not Designated as Hedging Instrument [Member]
Not Designated as Hedging Instrument [Member]
Business Acquisition [Axis]
Business Acquisition [Axis]
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree [Domain]
Elpida Company [Member]
Elpida Company [Member]
Details pertaining to acquisition of Elpida Memory, Inc. (“Elpida”) and its subsidiary.
Schedule of Equity Method Investment, Equity Method Investee, Name [Axis]
Investment, Name [Axis]
Equity Method Investee, Name [Domain]
Investment, Name [Domain]
Inotera [Member]
Inotera [Member]
Inotera Memories, Inc., a publicly-traded entity in Taiwan in which the registrant owns a noncontrolling equity interest.
Transform [Member]
Transform [Member]
Transform Solar Pty Limited, Inc., a subsidiary of Origin Energy Limited, in which the registrant owns a noncontrolling equity interest.
Loss Contingencies by Nature of Contingency [Axis]
Loss Contingency Nature [Axis]
Loss Contingency, Nature [Domain]
Loss Contingency, Nature [Domain]
Antitrust Matters [Member]
Antitrust Matters [Member]
Loss contingencies related to threatened or initiated litigation regarding alleged violations of federal and/or state antitrust laws.
Litigation Case [Axis]
Litigation Case [Axis]
Litigation Case Type [Domain]
Litigation Case [Domain]
Oracle Dram Price Fixing Suit [Member]
Oracle Dram Price Fixing Suit [Member]
Oracle America Inc. ("Oracle"), successor to Sun Microsystems, a DRAM purchaser that opted-out of a direct purchaser class action suit that was settled, filed suit against us in U.S. District Court for the Northern District of California.
Income Taxes [Axis]
Income Taxes [Axis]
Income taxes [Domain]
Income taxes [Domain]
Tax Benefits Resulting From Favorable Resolution Of Prior Period Tax Positions [Member]
Tax Benefits Resulting From Favorable Resolution Of Prior Period Tax Positions [Member]
Tax Benefits Resulting From Favorable Resolution Of Prior Period Tax Positions [Member]
Statement [Line Items]
Net sales
Revenue, Net
Gross margin
Gross Profit
Operating income (loss)
Operating Income (Loss)
Net income (loss)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
Net income (loss) attributable to Micron
Net Income (Loss) Attributable to Parent
Earnings (loss) per share:
Earnings Per Share [Abstract]
Basic (in dollars per share)
Earnings Per Share, Basic
Diluted (in dollars per share)
Earnings Per Share, Diluted
Selected Quarterly Financial Information [Abstract]
Selected Quarterly Financial Information [Abstract]
Gain on acquisition of Elpida
Business Combination, Bargain Purchase, Gain Recognized, Amount
Gain from issuance of Inotera shares
Gain (Loss) on Sale of Previously Unissued Stock by Subsidiary or Equity Investee, Nonoperating Income
Inotera ownership percentage before transaction
Sale of Stock, Percentage of Ownership before Transaction
Inotera ownership percentage after transaction
Sale of Stock, Percentage of Ownership after Transaction
(Gains) losses from currency hedges, net
Derivative, Gain (Loss) on Derivative, Net
Diameter of Wafer Used in Production (in millimeters)
Diameter of Wafer Used in Production
Diameter of Wafer Used in Production
Restructure and asset impairments
Restructuring, Settlement and Impairment Provisions
Loss from extinguishment of debt
Gains (Losses) on Extinguishment of Debt
Other than temporary impairment in Transform
Equity Method Investment, Other than Temporary Impairment
Settlement agreement amount
Litigation Settlement, Expense
Tax benefit related to favorable resolution of certain prior year tax matters
Current Income Tax Expense (Benefit)
Other Income and Expenses [Abstract]
Component Of Other Operating Income Expense Net [Table]
Table of each detailed component of other operating income and expenses.
Component Of Other Other Operating Income Expense Net [Axis]
Component Of Other Other Operating Income Expense Net [Axis]
Component Of Other Other Operating Income Expense Net [Axis]
Components Of Other Other Operating Income And Expense Net [Domain]
Components Of Other Other Operating Income And Expense Net [Domain]
Components Of Other Other Operating Income And Expense Net [Domain]
Contract Termination [Member]
Contract Termination [Member]
Receivable In Connection With Certain Tax Matters [Member]
Receivable In Connection With Certain Tax Matters [Member]
Receivable In Connection With Certain Tax Matters [Member]
Component Of Operating Other Income And Expense Net [Line Items]
Component Of Operating Other income And Expense Net [Line Items]
Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.
(Gain) loss on disposition of property, plant and equipment
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property
Samsung patent cross-license agreement
Gain On Patent Cross License Agreement
Gain on patent cross-license agreement with Samsung Electronics Co. Ltd.
Other
Other Other Operating Income Expense Net
The net of other operating income and other operating expense, not previously categorized, from items that are associated with the entity's normal revenue producing operation.
Other operating (income) expense, net
Other Operating Income (Expense), Net
Debt Disclosure [Abstract]
Assumed Debt Subject to Bankruptcy [Table]
Assumed Debt Subject to Bankruptcy [Table]
Assumed Debt Subject to Bankruptcy [Table]
Scenario [Axis]
Scenario [Axis]
Scenario, Unspecified [Domain]
Scenario, Unspecified [Domain]
Scenario, Plan [Member]
Scenario, Plan [Member]
ElpidaMemoryInc [Member]
ElpidaMemoryInc [Member]
Elpida Memory, Inc. [Member]
Akita [Member]
Akita [Member]
Akita [Member]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Domain]
Long-term Debt, Type [Domain]
Reorganization obligation [Member]
Reorganization obligation [Member]
The liabilitiy owed to secured and unsecured creditors subject to a reorganization plan as part of bankruptcy proceedings.
Assumed Debt Subject to Bankruptcy [Line Items]
Assumed Debt Subject to Bankruptcy [Line Items]
[Line Items] for Assumed Debt Subject to Bankruptcy [Table]
Recovery Rate Of Secured Creditors
Recovery Rate Of Secured Creditors
The proposed percentage of recovery which the secured creditors will realize on fixed claims.
Recovery Rate of Unsecured Creditors
Recovery Rate of Unsecured Creditors
Recovery Rate of Unsecured Creditors
Cash paid for the acquisition of Elpida
Payments to Acquire Businesses, Gross
Reorganization Plan Future Payments
Reorganization Plan Future Payments
Amount of cash to be paid after the initial installment reorganization payment in satisfaction of the reorganization plan.
Reorganization Plan Number of Annual Installment Payments
Number of required annual payments in satisfaction of the reorganization plan after the initial installment payment.
Debt Instrument, Interest Rate, Effective Percentage
Debt Instrument, Interest Rate, Effective Percentage
Reorganization payments, by maturity [Abstract]
Reorganization payments, by maturity [Abstract]
Reorganization payments, by maturity [Abstract]
Initial Installment Reorganization Payment
Initial Installmet Reorganization Payment
Amount of reorganization payments due within three months following the closing of the acquisition.
Reorganization Payment Year One
Reorganization Payment Year One
Amount of reorganization payments due in year one following the date of the latest balnce sheet presented in the financial statements.
Reorganization Payment Year Two
Reorganization Payment Year Two
Amount of reorganization payments due in year two following the date of the latest balance sheet presented in the financial statements.
Reorganization Payment Year Three
Amount of reorganization payments due in year three following the date of the latest balance sheet presented in the financial statements.
Reorganization Payment Year Four
Amount of reorganization payments due in year four following the date of the latest balance sheet presented in the financial statements.
Reorganization Payment Year Five
Reorganization Payment Year Five
Amount of reorganization payments due in year five following the date of the latest balance sheet presented in the financial statements.
Reorganization Payment Year Six
Reorganization Payment Year Six
Amount of reorganization payments due in year six following the date of the latest balance sheet presented in the financial statements.
Reorganization Payment Year Seven
Reorganization Payment Year Seven
Amount of reorganization payments due in year seven following the date of the latest balance sheet presented in the financial statements.
Reorganization Plan Payments, Total Cash Payments
Reorganization Plan Payments, Total Cash Payments
Reorganization Plan Payments, Total Cash Payments the the secured and unsecured creditors through installment payments beginning after the acquisition.
Elpida Sponsor Agreement [Abstract]
Business Combination, Description [Abstract]
Initial Installment Reorganization Payment to 3rd Party Creditors
Initial Installment Reorganization Payment to Third Party Creditors
Amount of estimated reorgianization payments to third party creditors at the closing of the acquisition.
Estimated Reorganization Payment to Third Pary Creditors in Year One
Reorganization Payment to Third Pary Creditors in Year One
Amount of estimated reorganization payment to third party creditors in year one following the date of the latest balance sheet presented in the financial statements.
Estimated Reorganization Payment to Third Party Creditors in Year Two
Reorganization Payment to Third Party Creditos in Year Two
Amount of estimated reorganization payment to third party creditors in year two following the date of the latest balance sheet presented in the financial statements.
Estimated Reorganization Payment to Third Party Creditors in Year Three
Reorganization Payment to Third Party Creditors in Year Three
Amount of estimated reorganization payment to third party creditors in year three following the date of the latest balance sheet presented in the financial statements.
Estimated Reorganization Payment to Third Party Creditors in Year Four
Reorganization Payment to Third Party Creditors in Year Four
Amount of estimated reorganization payment to third party creditors in year four following the date of the latest balance sheet presented in the financial statements.
Estimated Reorganization Payment to Third Party Creditors in Year Five
Reorganization Payment to Third Party Creditors in Year Five
Amount of estimated reorganization payment to third party creditors in year five following the date of the latest balance sheet presented in the financial statements.
Estimated Reorganization Payment to Third Party Creditors in Year Six
Reorganization Payment to Third Party Creditors in Year Six
Amount of estimated reorganization payment to third party creditors in year six following the date of the latest balance sheet presented in the financial statements.
Estimated Reorganization Payment to Third Party Creditors in Year Seven
Reorganization Payment to Third Party Creditors in Year Seven
Amount of estimated reorganization payment to third party creditors in year seven following the date of the latest balance sheet presented in the financial statements.
Estimated Reorganization Payment to Third Party Creditors, Total Cash Payments
Reorganization Payment to Third Party Creditors, Total Cash Payments
Total Estimated Cash Payments Reorganization Payment to Third Party Creditors.
Debt Instrument, Unamortized Discount
Debt Instrument, Unamortized Discount
Long-term Debt, Gross
Debt and Capital Lease Obligations
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Schedule option activity
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
Assumptions used in Black-Scholes option valuation model
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
Schedule of restricted stock awards activity
Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]
Stock-based compensation expense
Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]
Investments [Abstract]
Schedule of Available-for-sale Securities [Table]
Schedule of Available-for-sale Securities [Table]
Schedule of Available-for-sale Securities, Major Types of Debt and Equity Securities [Axis]
Major Types of Debt and Equity Securities [Axis]
Major Types of Debt and Equity Securities [Domain]
Major Types of Debt and Equity Securities [Domain]
Money market funds [Member]
Money Market Funds [Member]
Corporate bonds [Member]
Corporate Debt Securities [Member]
Certificates of deposit [Member]
Certificates of Deposit [Member]
Government securities [Member]
Sovereign Debt [Member]
Asset-backed securities [Member]
Asset-backed Securities [Member]
Commercial paper [Member]
Commercial Paper [Member]
Marketable equity securities [Member]
Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost
Available-for-sale Securities, Amortized Cost Basis
Gross Unrealized Gains
Available For Sale Securities Gross Unrealized Gain Accumulated In Investments
Amount of accumulated unrealized gain before decucting unrealized loss on investments in available-for-sale securities inpacting investments.
Gross Unrealized Losses
Available For Sale Securities Gross Unrealized Loss Accumulated In Investments
Amount of accumulated unrealized loss before decucting unrealized gain on investments in available-for-sale securities inpacting investments.
Fair Value
Available-for-sale Securities
Marketable equity securities other-than-temporary impairment losses
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, Available-for-sale Securities
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis [Abstract]
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]
Money market funds not due at a single maturity date
Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis
Due in 1 year or less
Available-for-sale Securities, Debt Maturities, Next Twelve Months, Amortized Cost Basis
Due in 1-2 years
Available For Sale Securities Debt Maturities After One Through Two Years Amortized Cost
This item represents debt securities, at cost, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments, as defined), and fair value hedge accounting adjustments, if any, which are expected to mature after one year and through two years from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.
Due in 2-4 years
Available For Sale Securities Debt Maturities After Two Through Four Years Amortized Cost
This item represents debt securities, at cost, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments, as defined), and fair value hedge accounting adjustments, if any, which are expected to mature after two years and through four years from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.
Due after 4 years
Available For Sale Securities Debt Maturities After Four Years Amortized Cost
This item represents debt securities, at cost, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments, as defined), and fair value hedge accounting adjustments, if any, which are expected to mature after four years from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.
Debt Maturities, Amortized Cost Basis
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis
Available-for-sale Securities, Debt Maturities, Fair Value [Abstract]
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]
Money market funds not due at a single maturity date
Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value
Due in 1 year or less
Available-for-sale Securities, Debt Maturities, Next Twelve Months, Fair Value
Due in 1-2 years
Available For Sale Securities Debt Maturities After One Through Two Years Fair Value
This item represents the fair value of debt securities which are expected to mature after one year and through two years from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.
Due in 2-4 years
Available For Sale Securities Debt Maturities After Two Through Four Years Fair Value
This item represents the fair value of debt securities which are expected to mature after two years and through four years from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.
Due after 4 years
Available For Sale Securities Debt Maturities After Four Years Fair Value
This item represents the fair value of debt securities which are expected to mature after four years from the balance sheet date which are categorized neither as held-to-maturity nor trading securities.
Debt Securities, Fair Value
Available-for-sale Securities, Debt Securities
Available-for-sale Securities, Gross Realized Gain (Loss), Disclosures [Abstract]
Available-for-sale Securities, Gross Realized Gain (Loss), Disclosures [Abstract]
Net unrealized holding gains (losses) reclassified out of accumulated other comprehensive income
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax
Proceeds from the sale of available-for-sale securities
Available-for-sale Securities, Gross Realized Gains (Losses), Sale Proceeds
Gross realized gains from sale of available-for-sale securities
Available-for-sale Securities, Gross Realized Gains
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Significant Accounting Policies
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block]
Document and Entity Information [Abstract]
Document and Entity Information [Abstract]
Entities [Table]
Entities [Table]
Legal Entity [Axis]
Legal Entity [Axis]
Entity [Domain]
Entity [Domain]
Entity Information [Line Items]
Entity Information [Line Items]
Entity Registrant Name
Entity Registrant Name
Entity Central Index Key
Entity Central Index Key
Document Type
Document Type
Amendment Flag
Amendment Flag
Document Period End Date
Document Period End Date
Document Fiscal Year Focus
Document Fiscal Year Focus
Commitments and Contingencies Disclosure [Abstract]
Minimum Future Operating Lease Commitments
Operating Leases of Lessee Disclosure [Table Text Block]
Inventory Disclosure [Abstract]
Schedule Of Inventory
Schedule of Inventory, Current [Table Text Block]
Risks and Uncertainties [Abstract]
Schedule of market concentration risk [Table Text Block]
Schedules of Concentration of Risk, by Risk Factor [Table Text Block]
Goodwill and Intangible Assets Disclosure [Abstract]
Intangible Assets
Intangible Assets Disclosure [Text Block]
Condensed Financial Information of Parent Company Only Disclosure [Abstract]
Condensed Financial Statements [Table]
Condensed Financial Statements [Table]
Related Party Transactions, by Related Party [Axis]
Related Party [Axis]
Related Party [Domain]
Related Party [Domain]
Aptina [Member]
Aptina [Member]
Aptina Imaging Corporation, a previously wholly-owned subsidiary of the registrant of which the registrant owns a noncontrolling interest.
Line of Credit [Member]
Line of Credit [Member]
Securities Matter [Member]
Securities Matter [Member]
Loss contingency related to threatened or initiated litigation related to securities matters.
Former Shareholders of Elpida Memory, Inc [Member]
Former Shareholders of Elpida Memory, Inc [Member]
On July 12, 2013, seven former shareholders of Elpida Memory, Inc. (“Elpida”) filed a complaint against Messrs. Sakamoto, Adachi, Gomi, Shirai, Tsay-Jiu, Wataki, Kinoshita, and Takahasi in their capacity as members of the board of directors of Elpida as of February 2013.
Other [Member]
Other Equity Method Invetments [Member]
Other Equity Method Invetments.
Other Equity Method Investments, Names [Axis]
Other Equity Method Investments, Names [Axis]
Other Equity Method Investments, Names [Axis]
Other Equity Method Investments, Names [Domain]
Other Equity Method Investments, Names [Domain]
[Domain] for Other Equity Method Investments, Names [Axis]
Parent Company [Member]
Parent Company [Member]
Guarantor Obligations, Nature [Axis]
Guarantor Obligations, Nature [Axis]
Guarantor Obligations, Nature [Domain]
Guarantor Obligations, Nature [Domain]
Payment Guarantee of Subsidiary Debt [Member]
Payment Guarantee of Subsidiary Debt [Member]
Payment Guarantee of Subsidiary Debt [Member]
Payment Guarantee of Subsidiary Debt And Other Liabilities [Member]
Payment Guarantee of Subsidiary Debt And Other Liabilities [Member]
Payment Guarantee of Subsidiary Debt And Other Liabilities [Member]
Scenario, Forecast [Member]
Scenario, Forecast [Member]
Credit Facility [Axis]
Credit Facility [Axis]
Credit Facility [Domain]
Credit Facility [Domain]
Capital Expenditure [Member]
Capital Expenditure [Member]
Capital Expenditure [Member]
Condensed Financial Statements, Captions [Line Items]
Condensed Financial Statements, Captions [Line Items]
Maximum exposure from guarantees to subsidiaries
Guarantor Obligations, Maximum Exposure, Undiscounted
Line of Credit Facility, Maximum Borrowing Capacity
Line of Credit Facility, Maximum Borrowing Capacity
Payment Guarantee or Direct Financing Amount
Payment Guarantee or Direct Financing Amount
Maximum exposure to provide a payment guarantee under certain circumstances or direct financing.
Loss Contingency, Number of Plaintiffs
Loss Contingency, Number of Plaintiffs
Ownership Percentage (in hundredths)
Equity Method Investment, Ownership Percentage
Net sales to subsidiaries
Sales to Subsidiaries, Net
Total revenue from sale of goods and services to consolidated subsidiaries during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.
Revenues from transactions with related party
Revenue from Related Parties
Variable Interest Entities
Consolidation, Policy [Policy Text Block]
Segment Reporting [Abstract]
Schedule of geographic net sales and property, plant and equipment by geographic area
Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]
Other Nonoperating Income (Expense) [Abstract]
Component of Other Non-Operating Income (Expense), Net [Table]
Component of Other Income Expense, Nonoperating [Table]
Component of Other Income Expense, Nonoperating.
Components of Other Non-Operating Income Expense Net [Axis]
Components of Other Non-Operating Income Expense Net [Axis]
Components of Other Non-Operating Income Expense Net [Axis]
Components of Other Nonoperating Income Expense Net [Domain]
Components of Other Nonoperating Income Expense Net [Domain]
Components of Other Nonoperating Income Expense Net [Domain]
Debt Restructure [Member]
Debt Restructure [Member]
Relates to the Debt Restructure transaction which consisted of the partial repurchase and exchange of the 2014 Notes and the partial repurchase of the 2013 Notes.
Debt Guarantee Obligation [Member]
Guarantee of Indebtedness of Others [Member]
Component of Other Non-Operating Income (Expense), Net [Line Items]
Component of Other Income Expense, Nonoperating [Line Items]
[Line Items] for Component of Other Income Expense, Nonoperating.
Gain (loss) from changes in currency exchange rates
Foreign Currency Transaction Gain (Loss), before Tax
Gain (loss) from investments
Gain (Loss) on Investments
Other
Other Other Nonoperating Income Expense
The net of other nonoperating income and other nonoperating expense, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) net gains or losses on securities, (d) unusual costs, (e) gains or losses on foreign exchange transactions, and (f) miscellaneous other income and expense items.
Other non-operating income (expense), net
Other Nonoperating Income (Expense)
Equity Plans
Disclosure of Compensation Related Costs, Share-based Payments [Text Block]
Commitments Disclosure [Text Block]
Commitments Disclosure [Text Block]
Payables and Accruals [Abstract]
Accounts Payable And Accrued Liabilities Schedule
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
Fair Value Disclosures [Abstract]
Assets measured on a recurring and nonrecurring basis [Table]
Fair Value Measurements, Recurring and Nonrecurring [Table]
Assets measured on a recurring basis [Axis]
Fair Value, Hierarchy [Axis]
Assets measured on a recurring basis [Domain]
Fair Value Hierarchy [Domain]
Level 1 [Member]
Fair Value, Inputs, Level 1 [Member]
Level 2 [Member]
Fair Value, Inputs, Level 2 [Member]
Level 3 [Member]
Fair Value, Inputs, Level 3 [Member]
Eligible Item or Group for Fair Value Option [Axis]
Fair Value, Option, Eligible Item or Group [Domain]
Money market funds [Member]
Commercial Paper, Not Included with Cash and Cash Equivalents [Member]
Commercial Paper, Not Included with Cash and Cash Equivalents [Member]
Fair Value by Measurement Frequency [Axis]
Measurement Frequency [Axis]
Fair Value, Measurement Frequency [Domain]
Fair Value, Measurement Frequency [Domain]
Fair Value, Measurements, Recurring [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value, Measurements, Nonrecurring [Member]
Fair Value, Measurements, Nonrecurring [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash equivalents
Cash and Cash Equivalents, Fair Value Disclosure
Short-term investments
Available-for-sale Securities, Current
Long-term marketable investments
Available-for-sale Securities, Noncurrent
Restricted cash
Restricted Cash and Cash Equivalents
Total assets measured at fair value on a recurring basis
Assets, Fair Value Disclosure
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract]
Fair Value, Assets Measured on Recurring and Nonrecurring Basis, Alternative [Abstract]
Earnings Per Share
Earnings Per Share [Text Block]
Geographic Information
Geographic Information [Text Block]
This element may be used to capture the complete disclosure of the names of foreign countries from which revenue and net property, plant, and equipment is material and the amounts of revenue from external customers and net property, plant, and equipment attributed to those countries.
Loss Contingency [Abstract]
Contingencies
Contingencies Disclosure [Text Block]
Variable Interest Entities
Consolidation, Variable Interest Entity, Policy [Policy Text Block]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Award Type [Axis]
Equity Award [Domain]
Service-based awards [Member]
Service based awards [Member]
Restricted Stock Awards with service restrictions which generally lapse either in one-fourth or one-third increments during each year of employment after the grant.
Performance-based shares [Member]
Performance Shares [Member]
Employee Stock Option [Member]
Employee Stock Option [Member]
Range [Axis]
Range [Axis]
Range [Domain]
Range [Domain]
Minimum [Member]
Minimum [Member]
Maximum [Member]
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares of common stock reserved for issuance for stock options and restricted stock awards (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized
Number of shares subject to outstanding awards (in shares)
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Subject To Outstanding Awards
The number of authorized shares that are subject to outstanding awards such as: 1) the number of shares already issued upon exercise of options or other share-based awards under the plan, and 2) shares reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.
Number of shares available for future awards (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant
Stock option annual incremental vesting (percentage)
Share-based Compensation Arrangement by Share-based Payment Award, Annual Vesting Ratio
General percentage of incremental vesting for stock options beginning one year from the date of grant.
General number of years from grant date until stock options expire (in years)
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Number of shares outstanding (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number
Number of shares granted (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross
Number of shares excercised (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period
Number of shares cancelled or expired (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period
Number of shares outstanding (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Weighted average exercise price per share for options outstanding (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Weighted average exercise price per share for options granted (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Weighted average exercise price per share for options exercised (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
Weighted average exercise price per share for options cancelled or expired (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price
Weighted average exercise price per share for options outstanding (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award Options, Outstanding, Additiona Disclosures [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Weighted average remaining contractual term for options outstanding at August 29, 2013 (in years)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term
Aggregated intrinsic value for options outstanding at August 29, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value
Options exercisable at August 29, 2013 (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number
Weighted average exercise price per share for options exerciasble at August 29, 2013 (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price
Weighted average remaining contractual term for options exercisable at August 29, 2013 (in years)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term
Aggregated intrinsic value for options exercisable at August 29, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value
Options expected to vest after August 29, 2013 (in shares)
Share Based Compensation Arrangement By Share Based Payment Award Options Expected To Vest Number
Number of options expected to vest.
Weighted average exercise price per share for options expected to vest after August 29, 2013 (in dollars per share)
Share Based Compensation Arrangement By Share Based Payment Award Options Expected To Vest Weighted Average Exercise Price
The weighted average exercise price for options expected to vest.
Weighted average remaining contractual term for options expected to vest after August 29, 2013 (in years)
Share Based Compensation Arrangement By Share Based Payment Award Options Expected To Vest Weighted Average Remaining Contractual Term
The weighted average period between the balance-sheet date and expiration for all options expected to vest, which may be expressed in a decimal value for number of years.
Aggregated intrinsic value for options expected to vest after August 29, 2013
Share Based Compensation Arrangement By Share Based Payment Award Options Expected To Vest Intrinsic Value
The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices of options expected to vest under the option plan as of the balance-sheet date.
Share-based Compensation Arrangement by Share-based Payment Award, Additional General Disclosures [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Additional General Disclosures [Abstract]
Weighted-average grant-date fair values per share of options granted during period (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value
Total intrinsic value for option exercised
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]
Fair Value Assumptions, Method Used
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Method Used
Average expected life (in years)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term
Weighted-average expected volatility (in hundredths)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Weighted Average Volatility Rate
Weighted-average risk-free interest rate (in hundredths)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate
Restricted Stock Awards activity
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Number of Shares - Outstanding (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Number of Shares - Granted (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Number of Shares - Restrictions lapsed (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period
Number of Shares - Cancelled (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Number of Shares - Outstanding (in shares)
Restricted awards expected to vest after August 29, 2013 (in shares)
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Option Expected To Vest Number
The number of outstanding awards expected to vest on nonstock option plans (for example, phantom stock plan, stock appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares.
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Weighted Average Grant Date Fair Value Per Share - Outstanding (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Weighted Average Grant Date Fair Value Per Share - Granted (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Weighted Average Grant Date Fair Value Per Share - Restrictions lapsed (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value
Weighted Average Grant Date Fair Value Per Share - Cancelled (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value
Weighted Average Grant Date Fair Value Per Share - Outstanding (in dollars per share)
Weighted Average Grant Date Fair Value for restricted awards expected to vest after August 29, 2013 (in dollars per share)
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Expected To Vest Weighted Average Grant Date Fair Value
The weighted average fair value of nonvested awards that expected to vest on share-based plans excluding option plans (for example, phantom stock plan, stock appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares.
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract]
Aggregate fair value of awards for which restrictions lapsed
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value
Statement of Financial Position [Abstract]
Statement [Line Items]
Common stock, par value (in dollars per share)
Common Stock, Par or Stated Value Per Share
Common Stock, authorized shares (in shares)
Common Stock, Shares Authorized
Common Stock, issued (in shares)
Common Stock, Shares, Issued
Common Stock, outstanding (in shares)
Common Stock, Shares, Outstanding
Income Tax Disclosure [Abstract]
Income Taxes
Income Tax Disclosure [Text Block]
Concentration Risk [Table]
Concentration Risk [Table]
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark [Domain]
Concentration Risk Benchmark [Domain]
Sales Revenue, Goods, Net [Member]
Sales Revenue, Goods, Net [Member]
Concentration Risk by Type [Axis]
Concentration Risk Type [Axis]
Concentration Risk Type [Domain]
Concentration Risk Type [Domain]
Product Concentration Risk [Member]
Product Concentration Risk [Member]
Customer Concentration Risk [Member]
Customer Concentration Risk [Member]
Concentration Risk by Market [Axis]
Concentration Risk by Market [Axis]
Concentration Risk by Market [Axis]
Concentration Risk Market [Domain]
Concentration Risk Market [Domain]
Concentration Risk Market [Domain]
Computing (including desktop PCs, servers, notebooks and workstations) [Member]
Computing Market [Member]
Markets which include desktop PCs, servers, notebooks and workstations.
Mobile [Member]
Mobile Market [Member]
Markets which include mobile phones.
Consumer electronics [Member]
Consumer Electronics Market [Member]
Markets which include consumer electronics.
Solid state drives [Member]
Solid State Drives [Member]
Sale of solid state drives.
Networking and storage [Member]
Networking And Storage Market [Member]
Markets which include networking and storage.
Major Customers [Axis]
Customer [Axis]
Name of Major Customer [Domain]
Customer [Domain]
Intel [Member]
Intel [Member]
Intel Corporation ("Intel").
Hewlett-Packard Company [Member]
Hewlett-Packard Company [Member]
Hewlett-Packard Company [Member]
Concentration Risk [Line Items]
Concentration Risk [Line Items]
Concentration risk, market concentrations, percentage of net sales (in hundreths)
Concentration Risk, Percentage
Equity Method Investments and Joint Ventures [Abstract]
Equity Method Investments
Equity Method Investments [Table Text Block]
Schedule of Other operating (income) expense, net
Schedule of Other Operating Cost and Expense, by Component [Table Text Block]
Operating Loss Carryforwards [Table]
Operating Loss Carryforwards [Table]
Income Tax Authority [Axis]
Income Tax Authority [Axis]
Income Tax Authority [Domain]
Income Tax Authority [Domain]
Federal [Member]
Domestic Tax Authority [Member]
State [Member]
State and Local Jurisdiction [Member]
Foreign Tax Authority [Member]
Foreign Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards
Operating Loss Carryforwards
Net operating loss carryforwards, valuation allowance
Operating Loss Carryforwards, Valuation Allowance
Statement of Cash Flows [Abstract]
Cash flows from operating activities
Net Cash Provided by (Used in) Operating Activities [Abstract]
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Depreciation expense and amortization of intangible assets
Depreciation and Amortization of Intangible Assets
The amount of expense recognized in the current period that reflects the (1) allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation and (2) the aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.
Amortization of debt discount and other costs
Amortization of Financing Costs and Discounts
Noncash restructure and asset impairments
Restructuring Costs and Asset Impairment Charges
Stock-based compensation
Share-based Compensation
Equity in net loss of equity method investees
Income (Loss) from Equity Method Investments
Loss on extinguishment of debt
Gain from acquisition of Elpida
Change in operating assets and liabilities:
Increase (Decrease) in Operating Capital [Abstract]
Receivables
Increase (Decrease) in Receivables
Inventories
Increase (Decrease) in Inventories
Accounts payable and accrued expenses
Increase (Decrease) in Other Accounts Payable and Accrued Liabilities
Customer prepayments
Increase (Decrease) in Customer Advances
Deferred income
Increase (Decrease) in Deferred Revenue
Deferred income taxes, net
Increase (Decrease) in Deferred Income Taxes
Other
Increase (Decrease) in Other Operating Assets and Liabilities, Net
Net cash provided by operating activities
Net Cash Provided by (Used in) Operating Activities, Continuing Operations
Cash flows from investing activities
Net Cash Provided by (Used in) Investing Activities [Abstract]
Expenditures for property, plant and equipment
Payments to Acquire Property, Plant, and Equipment
Purchases of available-for-sale securities
Payments to Acquire Available-for-sale Securities
Payments to settle hedging activities
Payments for Derivative and Hedge Investing Activities
The cash outflow for a derivative instruments or financial contracts that are either (1) without hedge accounting designation or (2) meet the hedge criteria as either a cash flow hedge, fair value hedge, or hedge of a net investment in a foreign operation.
Proceeds from sales and maturities of available-for-sale securities
Proceeds from Sale and Maturity of Available-for-sale Securities
Cash acquired from acquisition of Elpida, net of cash paid
Cash Acquired in Excess of Payments to Acquire Business
Proceeds from sales of property, plant and equipment
Proceeds from Sale of Property, Plant, and Equipment
Proceeds from settlement of hedging activities
Proceeds for Derivative and Hedge Investing Activities
The cash inflow for a derivative instruments or financial contracts that are either (1) without hedge accounting designation or (2) meet the hedge criteria as either a cash flow hedge, fair value hedge, or hedge of a net investment in a foreign operation.
Additions to equity method investments
Payments to Acquire Equity Method Investments
Decrease in restricted cash
Increase (Decrease) in Restricted Cash
Return of equity method investment
Proceeds from Equity Method Investment, Dividends or Distributions, Return of Capital
Other
Payments for (Proceeds from) Other Investing Activities
Net cash used for investing activities
Net Cash Provided by (Used in) Investing Activities, Continuing Operations
Cash flows from financing activities
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from issuance of debt
Proceeds from Issuance of Long-term Debt
Proceeds from sales issuance of common stock
Proceeds from Issuance or Sale of Equity
Proceeds from equipment sale-leaseback transactions
Sale Leaseback Transaction, Gross Proceeds
Cash received from noncontrolling interests
Proceeds from Noncontrolling Interests
Repayments of debt
Repayments of Long-term Debt, Long-term Capital Lease Obligations, and Capital Securities
Payments on equipment purchase contracts
Payments on equipment purchase contracts
Payments on Short-term payables arising from purchases of equipment. Amount represents payments on short-term payables to equipment suppliers that were withheld until such time as the equipment is deemed to meet buyers' specifications.
Cash paid for capped call transactions
Option indexed to issuers equity cash paid
The entity (the buyer) purchases call options that provide it with the right, but not the obligation, to buy from the seller, shares of the entity's stock at a specified price.
Distributions to noncontrolling interests
Payments of Ordinary Dividends, Noncontrolling Interest
Cash paid to purchase common stock
Payments for Repurchase of Common Stock
Acquisition of noncontrolling interests
Payments to Noncontrolling Interests
Other
Proceeds from (Payments for) Other Financing Activities
Net cash provided by (used for) financing activities
Net Cash Provided by (Used in) Financing Activities, Continuing Operations
Net increase (decrease) in cash and equivalents
Cash and Cash Equivalents, Period Increase (Decrease)
Cash and equivalents at beginning of period
Cash and Cash Equivalents, at Carrying Value
Cash and equivalents at end of period
Supplemental disclosures
Supplemental Cash Flow Information [Abstract]
Income taxes refunded (paid), net
Income Taxes Paid, Net
Interest paid, net of amounts capitalized
Interest Paid, Net
Noncash investing and financing activities:
Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]
Equipment acquisitions on contracts payable and capital leases
Capital Expenditures Incurred but Not yet Paid
Conversion of notes to stock, net of unamortized issuance cost
Debt Conversion Converted Instrument Amount Net Of Unamortized Issuance Cost
The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction net of unamortized debt issuance costs. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.
Exchange of convertible notes
Debt Exchange Convertible Debt Face Amount
Exchange of convertible notes.
Property, Plant and Equipment [Abstract]
Property, Plant and Equipment
Property, Plant and Equipment Disclosure [Text Block]
Accounts Payable and Accrued Liabilities Disclosure
Accounts Payable and Accrued Liabilities Disclosure [Text Block]
Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract]
Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]
Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]
Balance Sheet Location [Axis]
Balance Sheet Location [Axis]
Balance Sheet Location [Domain]
Balance Sheet Location [Domain]
Accounts Receivable [Member]
Accounts Receivable [Member]
Other noncurrent assets [Member]
Other Noncurrent Assets [Member]
Accounts Payable [Member]
Accounts Payable [Member]
Derivatives, Fair Value [Line Items]
Derivatives, Fair Value [Line Items]
Gross amount
Derivative Asset, Fair Value, Gross Asset
Gross amount
Derivative Liability, Fair Value, Gross Liability
Gross amounts offset in the statement of financial position
Derivative Asset, Fair Value, Gross Liability
Gross amounts offset in the statement of financial position
Derivative Liability, Fair Value, Gross Asset
Net amounts presented in the statement of financial position
Derivative Asset
Net amounts presented in the statement of financial position
Derivative Liability
Valuation and Qualifying Accounts [Abstract]
Valuation and Qualifying Accounts
Schedule Of Valuation And Qualifying Accounts Disclosure Table Text Block [Table Text Block]
Schedule of any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements.
Schedule of Property, Plant and Equipment
Property, Plant and Equipment [Table Text Block]
Stockholders' Equity Note [Abstract]
Schedule of Options Indexed to Issuer's Equity [Table Text Block]
Schedule of Options Indexed to Issuer's Equity [Table Text Block]
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Restructuring and Related Activities [Abstract]
Schedule of Restructuring and Related Costs [Table]
Schedule of Restructuring and Related Costs [Table]
Restructuring Plan [Axis]
Restructuring Plan [Axis]
Restructuring Plan [Domain]
Restructuring Plan [Domain]
Micron Technology Italia, Srl. [Member]
Micron Technology Italia, Srl. [Member]
Micron Technology Italia, Srl., a wholly-owned subsidiary, and all of its 200 millimeter semiconductor fabrication facility assets in Avezzeno, Italy.
Light-emitting Diode (LED) [Member]
Light-emitting Diode (LED) [Member]
Light-emitting Diode (LED) business and its related development activities.
Consortium Agreement [Member]
Consortium Agreement [Member]
The consortium agreement supports the R&D activities of us and ST and the manufacturing of semi-finished and advanced commercial semiconductor devices.
Japan Fabrication Facility [Member]
Japan Fabrication Facility [Member]
Micron Japan Fabrication Facility ("Japan Fab"), the fabrication facility sold.
Other Restucturing Activities [Member]
Other Restucturing Activities [Member]
Other restucturing activities falling outside a major restucturing plan.
Segment Reporting Information, by Segment [Axis]
Segments [Axis]
Reporting Segment [Domain]
Segments [Domain]
SBU [Member]
SBU [Member]
Storage Business Unit (SBU) which includes NAND Flash components and Solid State Drives ("SSDs") sold into enterprise and client storage, and cloud and removable storage markets. SBU also includes NAND Flash products sold to Intel through our IMFT joint venture.
EBU [Member]
EBU [Member]
Embedded Business Unit (EBU) includes DRAM, NAND Flash and NOR Flash products sold into automotive and industrial applications, as well as the connected home and consumer electronics markets.
MBU [Member]
MBU [Member]
Mobile Business Unit (MBU) includes DRAM, NAND Flash, and NOR Flash products sold to the smartphone, feature phone, and tablet mobile-device market.
CNBU [Member]
CNBU [Member]
Compute and Networking Business Unit ("CNBU") includes DRAM and NOR Flash products sold to the compute, networking, graphics, and cloud server markets, as well as NAND Flash products sold primarily into the networking market.
Eligible Item or Group for Fair Value Option [Axis]
Fair Value, Option, Eligible Item or Group [Domain]
Investment Issuer [Axis]
Investment Issuer [Axis]
Investment Issuer [Domain]
Investment Issuer [Domain]
Tower Semiconductor Ltd. [Member]
Tower Semiconductor Ltd. [Member]
Tower Semiconductor Ltd. [Member]
Disposal Group Name [Axis]
Disposal Group Name [Axis]
Disposal Groups, Including Discontinued Operations, Name [Domain]
Disposal Groups, Including Discontinued Operations, Name [Domain]
Components of Other Restructure and Asset Impairments [Axis]
Components of Other Restructure and Asset Impairments [Axis]
Within "Other" restructuring and asset impairments, a description of the nature of the related activities.
Components of Other Restructure and Asset Impairments [Domain]
Components of Other Restructure and Asset Impairments [Domain]
[Domain] for Within "Other" restructuring and asset impairments, a description of the nature of the related activities.
Workforce Optimization [Member]
Employee Severance [Member]
Micron Semiconductor Israel Ltd. [Member]
Micron Semiconductor Israel Ltd. [Member]
Micron Semiconductor Israel, a wholly-owned subsidiary, and all of its 200 millimeter semiconductor fabrication facility assets in Kiryat Gat, Israel.
Restructuring Cost and Reserve [Line Items]
Restructuring Cost and Reserve [Line Items]
Loss on impairment of assets
Asset Impairment Charges
Gain on lease termination
Gain (Loss) on Contract Termination
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal
Number of positions transferred to ST
Restructuring and Related Cost, Number of Positions Transferred
The number of positions transferred to a thrid party during the period as a result of restructuring activities.
Japan Fabrication Facility [Abstract]
Japan Fabrication Facility [Abstract]
Japan Fabrication Facility [Abstract]
Proceeds from Divestiture of Businesses
Proceeds from Divestiture of Businesses
Disposal Group Not Discontinued Operation Divestiture Amount Of Shares Received
Disposal Group Not Discontinued Operation Divestiture Amount Of Shares Received
The number of ordinary shares received as partial consideration received in the disposition of the Japan Fab.
Available For Sale Securities Number of Shares Received in Reverse Stock Split
Available For Sale Securities Number of Shares Received in Reverse Stock Split
Available-for-sale securities for which the issuer executed a reverse stock split. This element represents the number of shares received in reverse stock split.
Available For Sale Securities Reverse Stock Split Conversion Ratio
Available For Sale Securities Reverse Stock Split Conversion Ratio
Available-for-sale securities for which the issuer executed a reverse stock split. This element represents the number of shares returned in reverse stock split.
Net carrying value of assets and liabilities sold
Disposal Group Including Discontinued Operation Net Carrying Value Transferred
For the disposal group, including a component of the entity (discontinued operation), the net carrying value of assets sold and liabilities transferred.
Disposal Group Not Discontinued Operation Cost Of Disposed Entity Transaction Costs
Disposal Group Not Discontinued Operation Cost Of Disposed Entity Transaction Costs
Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.
Disposal Group Not Discontinued Operation Loss On Write Down Of Tax Assets
Disposal Group Not Discontinued Operation Loss On Write Down Of Tax Assets
The loss resulting from the write-down of the carrying value of certain tax assets classified within a disposal group, but one which is not further classified as a discontinued operation, to fair value. The loss is included in income taxes in the income statement.
Restructuring Reserve
Restructuring Reserve
Extinguishment of Debt Disclosures [Abstract]
Schedule of Extinguishment of Debt [Table]
Schedule of Extinguishment of Debt [Table]
Extinguishment of Debt [Axis]
Extinguishment of Debt [Axis]
Extinguishment of Debt, Type [Domain]
Extinguishment of Debt, Type [Domain]
2014 convertible senior notes [Member]
Convertible Senior Notes Due 2014 [Member]
A borrowing which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. Series due June 2014.
2013 convertible senior notes [Member]
Convertible Senior Notes Due 2013 [Member]
A borrowing which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. Series due October 2013.
Debt Restructuring Type [Axis]
Debt Restructuring Type [Axis]
Information pertaining to the type of debt restructuring transaction.
Debt Restructuring Type [Domain]
Debt Restructuring Type [Domain]
Type of debt restructuring.
Exchanged [Member]
Exchanged [Member]
Debt exchanged pursuant to a series of agreements.
Repurchased [Member]
Repurchased [Member]
Debt repurchased pursuant to a series of agreements.
Extinguishment of Debt [Line Items]
Extinguishment of Debt [Line Items]
Extinquishment of Debt, Amount
Extinguishment of Debt, Amount
Repayments of convertible debt
Repayments of Long-term Debt
Debt Instrument, Unamortized Discount
Additional paid in capital equity component of convertible debt
Debt Instrument, Convertible, Carrying Amount of Equity Component
Gain (Loss) on extinguishment of debt
Fair Value of the Debt Component of Convertible Debt Instrument
Fair Value of the Debt Component of Convertible Debt Instrument
The Fair Value of the Debt Component of a Convertible Debt Instrument.
Schedule of Long-term Debt Instruments [Table]
Schedule of Long-term Debt Instruments [Table]
Capital Lease Obligations [Member]
Capital Lease Obligations [Member]
Convertible Debt [Member]
Convertible Debt [Member]
Notes Payable, Other Payables [Member]
Notes Payable, Other Payables [Member]
Loans Payable [Member]
Loans Payable [Member]
Debt Instrument [Axis]
Debt Instrument [Axis]
Debt Instrument, Name [Domain]
Debt Instrument, Name [Domain]
2027 convertible senior notes [Member]
Convertible Senior Notes Due 2027 [Member]
A borrowing which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. Series due June 2027.
2031A convertible senior notes [Member]
Convertible senior notes due 2031A [Member]
A borrowing which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. Series due August 2031A.
2031B convertible senior notes [Member]
Convertible senior notes due 2031B [Member]
A borrowing which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. Series due August 2031B.
2031A and 2031B convertible senior notes [Member]
Convertible senior notes 2031A and 2031B [Member]
A borrowing which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. Includes the 2031A and 2031B notes.
2032C convertible senior notes [Member]
Convertible senior notes due 2032C [Member]
A borrowing which can be exchanged for a specified amount of another security, typically the entities common stock, at the option of the issuer or the holder. Series due May 2032C.
2032D convertible senior notes [Member]
Convertible senior notes due 2032D [Member]
A borrowing which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. Series due May 2032D.
2032C and 2032D convertible senior notes [Member]
Convertible senior notes due 2032C and 2032D [Member]
Borrowings which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. Includes the 2032C and 2032D notes.
2033E convertible senior notes [Member]
Convertible Senior Notes Due 2033E [Member]
A borrowing which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. Series due February 2033E.
2033F convertible senior note [Member]
Convertible senior note due 2033F [Member]
A borrowing which can be exchanged for a specific amount of another security, typically the entity's common stock, at the option of the issuer or the holder. Series due February 2033F.
2033E and 2033F convertible senior notes [Member]
Convertible Senior Notes Due 2033 [Member]
Convertible Senior Notes Due 2033 [Member]
Secured Debt 2 [Member]
Secured Debt 2 [Member]
Secured Debt 2 - Collateralized debt obligation backed by, for example, but not limited to, pledge, mortgage or other lien on the entity's assets.
Secured Debt 1 [Member]
Secured Debt 1 [Member]
Secured Debt 1 - Collateralized debt obligation backed by, for example, but not limited to, pledge, mortgage or other lien on the entity's assets.
Secured Debt 3 [Member]
Secured Debt 3 [Member]
Secured Debt 3 - Collateralized debt obligation backed by, for example, but not limited to, pledge, mortgage or other lien on the entity's assets.
Intel Senior Note [Member]
Intel Senior Note [Member]
Intel Senior Note [Member]. Bond that takes priority over other debt securities sold by the issuer. In the event the issuer goes bankrupt, senior debt holders receive priority for (must receive) repayment prior to (relative to) junior and unsecured (general) creditors.
Sales-leaseback transactions [Member]
Sales leaseback transactions [Member]
A borrowing during the period recorded for a lease meeting the criteria for capitalization as a Sales-type lease. A lease is defined as an agreement conveying the right to use property, plant, or equipment (land or depreciable assets) usually for a stated period of time.
Revolving Credit Facility 1 [Member]
Revolving Credit Facility 1 [Member]
Revolving Credit Facility 1 - arrangement in which loan proceeds can continuously be obtained following repayments, but the total amount borrowed cannot exceed a specified maximum amount.
Revolving Credit Facility 2 [Member]
Revolving Credit Facility 2 [Member]
Revolving Credit Facility 2 - arrangement in which loan proceeds can continuously be obtained following repayments, but the total amount borrowed cannot exceed a specified maximum amount.
Variable Rate [Axis]
Variable Rate [Axis]
Variable Rate [Domain]
Variable Rate [Domain]
Libor [Member]
London Interbank Offered Rate (LIBOR) [Member]
Sibor [Member]
Sibor [Member]
Singapore Interbank Offering Rate.
Federal Funds Effective Rate [Member]
Federal Funds Effective Rate [Member]
Federal Funds Effective Rate.
Taiwan Dollar Commercial Paper Rate [Member]
Taiwan Dollar Commercial Paper Rate [Member]
Taiwan Dollar Commercial Paper Rate [Member]
Variable Interest Rate Options [Axis]
Variable Interest Rate Options [Axis]
Variable interest rate debt with multiple options of how interest is calculated at our option [Axis]
Variable Interest Rate Options [Domain]
Variable Interest Rate Options [Domain]
[Domain] for Variable interest rate debt with multiple options of how interest is calculated at our option [Axis]
Variable Interest Rate LIBOR Option [Member]
Variable Interest Rate LIBOR Option [Member]
Variable interest rate debt with multiple options of the company on how the interest is calculated, LIBOR option.
Variable Interest Rate One Month LIBOR Option [Member]
Variable Interest Rate One Month LIBOR Option [Member]
Variable interest rate debt with multiple options of the company on how the interest is calculated, one-month LIBOR option.
Variable Interest Rate Federal Funds Effective Rate Option [Member]
Variable Interest Rate Federal Funds Effective Rate Option [Member]
Variable interest rate debt with multiple options of the company on how the interest is calculated, Federal Funds Effective Rate option.
Debt Instrument [Line Items]
Debt Instrument [Line Items]
Less current portion
Debt, Current
Long-term debt
Long-term Debt and Capital Lease Obligations
Subordinated Debt
Subordinated Debt
Other notes payable of Micron's subsidiaries and capital lease obligations
Senior Notes and Capital Leases
Including the current and noncurrent portions, carrying value as of the balance sheet date of Senior Notes and Capital Leases with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.
Leases, Capital [Abstract]
Leases, Capital [Abstract]
Long-term Debt, Gross, current period additions
Capital Lease Obligations Incurred
Imputed interest rate of sale leaseback additions (in hundredths)
Sale Leaseback Transaction, Imputed Interest Rate
Capital Lease Obligation Assumed
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Capital Lease Obligation
Weighted Average Remaining Term (in years)
Weighted Average Remaining Term
weighted average remaining term when debt instrument is scheduled to be fully repaid, in "PnYnMn' format
Due date
Debt Instrument, Maturity Date
Convertible Debt [Abstract]
Convertible Debt [Abstract]
Convertible Debt Issuances [Abstract]
Convertible Debt Issuances [Abstract]
Convertible debt instruments issued and outstanding.
Stated principal amount of debt instrument
Debt Instrument, Face Amount
Initial conversion, price per share
Debt Instrument, Convertible, Conversion Price
Initial conversion, number of shares
Debt Instrument, Convertible, Number of Equity Instruments
Conversion price per share threshold (dollars per share)
Debt Instrument, Convertible, Stock Price Trigger
Conversion value in excess of principal
Debt Instrument, Convertible, If-converted Value in Excess of Principal
Share Price (in dollars per share)
Share Price
Expected term for amortization of the remaining debt discount (in years)
Debt Instrument, Convertible, Remaining Discount Amortization Period
Face value of debt extinguished
Conversion rate (in shares)
Debt Instrument, Convertible, Conversion Ratio
Principal amount per debenture used In coversion rate
Principal Amount Per Debenture Used In Coversion Rate
The principal amount per debenture used in conversion rate
Conversion rights, minimum number of trading days (in days)
Debt Instrument, Convertible, Threshold Trading Days
Conversion rights, consecutive trading period (in days)
Debt Instrument, Convertible, Threshold Consecutive Trading Days
Conversion rights, threshold percentage of applicable conversion price (in hundredths)
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger
Conversion rights, maximum percentage of product of stock price and conversion rate (in hundredths)
Convertible Debt Percentage Of Product Of Stock Price And Conversion Rate
Factor multiplied by the product of the closing price of common stock and the then applicable conversion rate compared to the trading price of the notes for determining eligibility of holders to convert their notes.
Make whole premium discount rate
Make whole premium discount rate
Discount rate use to calculate the "make-whole premium" which is the payment in cash equal to the present value of all remaining scheduled payments of interest from the redemption date through maturity date.
Payments of debt issuance costs
Payments of Debt Issuance Costs
Unamortized deferred debt issuance costs
Unamortized Debt Issuance Expense
Interest Costs Incurred [Abstract]
Interest Costs Incurred [Abstract]
Contractual interest expense
Interest Expense, Debt, Excluding Amortization
Stated interest rate (in hundredths)
Debt Instrument, Interest Rate, Stated Percentage
Amortization of debt discount and issuance costs
Convertible note interest expense
Interest Expense, Debt
Debt Conversion, Converted Instrument, Amount
Debt Conversion, Converted Instrument, Amount
Debt Conversion, Converted Instrument, Shares Issued (in shares)
Debt Conversion, Converted Instrument, Shares Issued
Debt Instrument Convertible Interest Expense Make Whole
Debt Instrument Convertible Interest Expense Make Whole 1
Make whole interest expense related to convertible debt instruments which has been recognized for the period as a result of issuing a redemption notice.
Debt instrument, original term
Debt Instrument, Term
Variable interest rate debt, reference rate period (in months)
Debt Instrument Variable Reference Rate Period 1
The reference rate period of focus for variable rate loans based on InterBank Offering Rates.
Margin on variable rate financing (in hundredths)
Debt Instrument, Basis Spread on Variable Rate
Derivative, Fixed Interest Rate
Derivative, Fixed Interest Rate
Debt Convenant Ratio of Outstanding Balance to Fair Value of Collateral
Debt Convenant Ratio of Outstanding Balance to Fair Value of Collateral
Debt Convenant Ratio of Outstanding Balance to Fair Value of Collateral
Debt instruments number of periodic payments
Debt Instruments Number Of Periodic Payments
debt instruments number of periodic payments
Debt Instrument Period After Draw Prior To Initial Payment (in months)
Debt Instrument Period After Draw Prior To Initial Payment 1
Period after draw prior to which initial installment payment is required.
Draw on facility agreement
Proceeds from Lines of Credit
Long Term Debt Gross Assumed
Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed, Long-Term Debt Gross
Amount of gross long-term debt assumed at the acquisition date.
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum
Percentage of collateral to face value of issued and ouststanding credit facility
Percentage Of Collateral To Face Value Of Issued And Ouststanding Credit Facility
percentage of collateral to face value of issued and ouststanding credit facility
Variable rate on loan from Intel at Libor less points but not to be less than zero (in hundredths)
Long-term Debt, by Maturity [Abstract]
Long-term Debt, Fiscal Year Maturity [Abstract]
2014
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months
2015
Long-term Debt, Maturities, Repayments of Principal in Year Two
2016
Long-term Debt, Maturities, Repayments of Principal in Year Three
2017
Long-term Debt, Maturities, Repayments of Principal in Year Four
2018
Long-term Debt, Maturities, Repayments of Principal in Year Five
2019 and thereafter
Long-term Debt, Maturities, Repayments of Principal after Year Five
Certain Concentrations
Concentration Risk Disclosure [Text Block]
Schedule Of Earnings Per Share Basic And Diluted [Table]
Schedule of earnings per share basic and diluted combined.
Convertible Senior Notes Due 2014, 2027, 2031,2032 and 2033 [Member]
Convertible Senior Notes Due 2014, 2027, 2031 And 2032 [Member]
Convertible Senior Notes Due 2027 And 2031 [Member]
Earnings Per Share Basic And Diluted [Line Items]
Earnings per share, basic and diluted, line items.
Earnings Per Share Reconciliation [Abstract]
Earnings Per Share Reconciliation [Abstract]
Net income (loss) available to Micron shareholders - Basic and Diluted
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Weighted-average common shares outstanding - Basic (in shares)
Weighted Average Number of Shares Outstanding, Basic
Net effect of dilutive equity awards, escrow shares and assumed conversion of debt (in shares)
Weighted Average Number Diluted Shares Outstanding Adjustment
Weighted-average common shares outstanding - Diluted (in shares)
Weighted Average Number of Shares Outstanding, Diluted
Earnings Per Share, Basic [Abstract]
Earnings Per Share, Basic [Abstract]
Earnings Per Share, Diluted [Abstract]
Earnings Per Share, Diluted [Abstract]
Weighted Average Number Diluted Shares Outstanding Adjustment [Abstract]
Incremental Weighted Average Shares Attributable to Dilutive Effect [Abstract]
Shares considered in diluted earnings per share under the treasure stock method (in shares)
Incremental Common Shares Attributable to Note Conversion
Convertible notes that allow the holder to convert notes to common stock of the entity. The dilutive effect of which is reflected in diluted EPS by application of the treasury stock method.
Restructuring and Asset Impairments
Restructuring and Related Activities Disclosure [Text Block]
Schedule II Valuation and Qualifying Accounts
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
Other Operating (Income) Expense, Net
Other Operating Income and Expense [Text Block]
Accounts Payable and Accrued Expenses [Table]
Accounts Payable and Accrued Expenses [Table]
Tera Probe [Member]
Tera Probe [Member]
Tera Probe, Inc., a publicly-traded entity in Japan in which the registrant owns a noncontrolling equity interest.
Customer [Axis]
Customer [Domain]
Accounts Payable and Accrued Expenses [Axis]
Accounts Payable and Accrued Expenses [Axis]
Accounts Payable and Accrued Expenses [Domain]
Accounts Payable and Accrued Expenses [Domain]
Foreign Currency Hedges [Member]
Foreign Currency Hedges [Member]
For receivable balance, amount due to the revaluing of foreign currency hedges. For the payables, amount owed for the premium of hedges acquired.
Other Liabilities Noncurrent [Axis]
Other Liabilities Noncurrent [Axis]
Other Liabilities Noncurrent [Domain]
Other Liabilities Noncurrent [Domain]
Customer advances [Member]
Customer Receipts [Member]
Accounts payable
Accounts Payable, Trade, Current
Related party payables
Accounts Payable, Related Parties, Current
Salaries, wages and benefits
Employee-related Liabilities, Current
Customer advances
Customer Advances, Current
Income and other taxes
Taxes Payable, Current
Other
Accounts Payable, Other, Current
Total accounts payable and accrued expenses
Accounts Payable and Accrued Liabilities, Current
Other Liabilities, Noncurrent [Abstract]
Other noncurrent liabilities
Other Liabilities, Noncurrent
Income Tax Contingency [Table]
Income Tax Contingency [Table]
Income Tax Contingency by Tax Authority [Axis]
Income Tax Contingency [Line Items]
Income Tax Contingency [Line Items]
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Beginning unrecognized tax benefits
Unrecognized Tax Benefits
Settlements with tax authorities
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities
Decreases related to tax positions taken from prior years
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions
Foreign currency translation decreases to tax positions
Unrecognized Tax Benefits, Decrease Resulting from Foreign Currency Translation
Foreign currency translation increases to tax positions
Unrecognized Tax Benefits, Increase Resulting from Foreign Currency Translation
Increases related to tax positions taken during current year
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions
Increases related to tax positions from prior years
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions
Unrecognized tax benefits acquired in current year
Unrecognized Tax Benefits, Increase Resulting from Acquisition
Ending unrecognized tax benefits
Unrecognized tax benefits that affect our effective tax rate
Unrecognized Tax Benefits that Would Impact Effective Tax Rate
Income Tax Examination, Penalties and Interest Accrued [Abstract]
Income Tax Examination, Penalties and Interest Accrued [Abstract]
Accrued interest and penalties related to uncertain tax positions
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued
Schedule of Quarterly Financial Information [Text Block]
Schedule of Quarterly Financial Information [Table Text Block]
Fair Value Measurements
Fair Value Disclosures [Text Block]
Schedule Of Income Taxes Table [Table]
Schedule Of Income Taxes Table [Table]
Schedule of income taxes table.
Other current assets [Member]
Other Current Assets [Member]
Accounts payable and accrued expenses [Member]
Accounts Payable and Accrued Liabilities [Member]
Other noncurrent liabilities [Member]
Other Noncurrent Liabilities [Member]
Operating Loss Carryforwards, Valuation Allowance
Income (loss) before taxes, net (income) loss attributable to noncontrolling interests and equity in net income (loss) of equity method investees [Abstract]
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest [Abstract]
U.S.
Income (Loss) from Continuing Operations before Income Taxes, Domestic
Foreign
Income (Loss) from Continuing Operations before Income Taxes, Foreign
Income (loss) from continuing operations before equity method investments, income taxes, and noncontrolling interest
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest
Income tax (provision) benefit
Income Tax Expense (Benefit), Continuing Operations [Abstract]
Current [Abstract]
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
U.S. Federal
Current Federal Tax Expense (Benefit)
Foreign
Current Foreign Tax Expense (Benefit)
State
Current State and Local Tax Expense (Benefit)
Total income tax (provision) benefit - current
Deferred [Abstract]
Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]
U.S. Federal
Deferred Federal Income Tax Expense (Benefit)
Foreign
Deferred Foreign Income Tax Expense (Benefit)
Total income tax (provision) benefit - deferred
Deferred Income Tax Expense (Benefit)
Income tax (provision) benefit
Income Tax Expense (Benefit)
Income tax (provision) benefit, income tax reconciliation [Abstract]
Effective Income Tax Rate Reconciliation, Amount [Abstract]
U.S. federal income tax (provision) benefit at statutory rate
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount
Change in valuation allowance
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount
Transaction costs
Income Tax Reconciliation Transaction Costs
Income Tax Reconciliation Transaction Costs
Gain on acquisition of Elpida
Income Tax Reconciliation Gain On Acquisition Of Business
The portion of the difference between total income tax expense (benefit) as reported in the Income Statement and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to the acquistion of a business in the period.
Foreign operations
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount
Tax credits
Effective Income Tax Rate Reconciliation, Tax Credit, Amount
State taxes, net of federal benefit
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount
Debt repurchase premium
Income Tax Reconciliation Debt Premium
The sum of the differences between total income tax expense (benefit) as reported in the Income Statement for the period and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to debt repurchase premium.
Other
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount
Income Tax Expense (Benefit)
Components of Deferred Tax Assets and Liabilities [Abstract]
Components of Deferred Tax Assets and Liabilities [Abstract]
Deferred tax assets:
Deferred Tax Assets, Net [Abstract]
Net operating loss and credit carryforwards
Deferred Tax Assets Operating Loss And Tax Credit Carryforwards
The tax effect as of the balance sheet date of the excess of tax deductions over gross income in a year which cannot be used on the tax returns in the current year but can be carried forward to reduce taxable income or income taxes payable in a future year, for which there must be sufficient tax-basis income to utilize a portion or all of the carryforward to realize the deferred tax asset. Also includes the tax effect of the future tax deductions arising from unused tax credit carryforwards.
Property, plant and equipment
Deferred Tax Assets, Property, Plant and Equipment
Accrued salaries, wages and benefits
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits
Deferred income
Deferred Tax Assets, Deferred Income
Other
Deferred Tax Assets, Other
Gross deferred tax assets
Deferred Tax Assets, Gross
Less valuation allowance
Deferred Tax Assets, Valuation Allowance
Deferred tax assets, net of valuation allowance
Deferred Tax Assets, Net of Valuation Allowance
Deferred tax liabilities:
Deferred Tax Liabilities, Gross [Abstract]
Debt discount
Deferred Tax Liabilities, Financing Arrangements
Unremitted earnings on certain subsidiaries
Deferred Tax Liabilities, Undistributed Foreign Earnings
Product and process technology
Deferred Tax Liabilities, Intangible Assets
Other
Deferred Tax Liabilities, Other
Deferred tax liabilities
Deferred Tax Liabilities, Net
Net deferred tax assets
Deferred Tax Assets, Net
Reported as:
Deferred Tax Assets, Net, Classification [Abstract]
Current deferred tax assets (included in other current assets)
Deferred Tax Assets, Net of Valuation Allowance, Current
Noncurrent deferred tax assets (included in other noncurrent assets)
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent
Current deferred tax liabilities (included in accounts payable and accrued expenses)
Deferred Tax Liabilities, Net, Current
Noncurrent deferred tax liabilities (included in other noncurrent liabilities)
Deferred Tax Liabilities, Net, Noncurrent
Valuation allowance
Net tax benefits, Not Recorded as Deferred Tax Assets, Compensation and Benefits, Share-based Compensation Cost
Net Tax Benefits, Not Recorded as Deferred Tax Assets, Compensation and Benefits, Share-based Compensation Cost
Net tax benefits related to stock compensation not recorded as deferred tax assets.
Changes in valuation allowance
Valuation Allowance, Deferred Tax Asset, Change in Amount
Remaining undistributed earnings of non-U.S. subsidiaries which have been indefinitely reinvested
Undistributed Earnings of Foreign Subsidiaries
Schedule of Finite-Lived Intangible Assets by Major Class [Table]
Schedule of Finite-Lived Intangible Assets [Table]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets [Line Items]
Maximum life of finite-lived intangible assets (in years)
Finite-Lived Intangible Asset, Useful Life
Liabilities and equity
Liabilities and Equity [Abstract]
Unrecorded Unconditional Purchase Obligation [Table]
Unrecorded Unconditional Purchase Obligation [Table]
Unrecorded Unconditional Purchase Obligation by Category of Item Purchased [Axis]
Unrecorded Unconditional Purchase Obligation by Category of Item Purchased [Axis]
Unconditional Purchase Obligation, Category of Goods or Services Acquired [Domain]
Unconditional Purchase Obligation, Category of Goods or Services Acquired [Domain]
Capital Addition Purchase Commitments [Member]
Capital Addition Purchase Commitments [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
Unrecorded Unconditional Purchase Obligation [Line Items]
Commitments for acquisition of property, plant and equipment
Unrecorded Unconditional Purchase Obligation
Operating Leases, Rent Expense, Net [Abstract]
Operating Leases, Rent Expense, Net [Abstract]
Rent expense
Operating Leases, Rent Expense
Operating Leases, Future Minimum Payments Due [Abstract]
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2014
Operating Leases, Future Minimum Payments Due, Next Twelve Months
2015
Operating Leases, Future Minimum Payments, Due in Two Years
2016
Operating Leases, Future Minimum Payments, Due in Three Years
2017
Operating Leases, Future Minimum Payments, Due in Four Years
2018
Operating Leases, Future Minimum Payments, Due in Five Years
2019 and thereafter
Operating Leases, Future Minimum Payments, Due Thereafter
Total operating lease commitments
Operating Leases, Future Minimum Payments Due
Segment Information
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Segment Information
Segment Reporting Disclosure [Text Block]
Tax Credit Carryforward [Table]
Tax Credit Carryforward [Table]
Tax Credit Carryforward [Axis]
Tax Credit Carryforward [Axis]
Tax Credit Carryforward, Name [Domain]
Tax Credit Carryforward, Name [Domain]
Tax Credit Carryforward [Line Items]
Tax Credit Carryforward [Line Items]
Tax credit carryforwards
Tax Credit Carryforward, Amount
Business Combinations [Abstract]
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule of Business Acquisitions, by Acquisition [Table]
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Elpida Memory, Inc.
Business Combination Disclosure [Text Block]
Statement of Comprehensive Income [Abstract]
Statement, Equity Components [Axis]
Equity Components [Axis]
Equity Component [Domain]
Equity Component [Domain]
Attributable to Micron [Member]
Parent [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Cumulative foreign currency translation adjustments
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax
Gain (loss) on derivatives, net
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax
Gain (loss) on investments, net
Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax
Pension liability adjustments
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax
Accumulated other comprehensive income
Accumulated Other Comprehensive Income (Loss), Net of Tax
Other comprehensive income (loss), net of tax
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Cumulative foreign currency translation adjustments
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
Gain (loss) on derivatives, net
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax
Gain (loss) on investments, net
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax
Pension liability adjustments
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax
Other comprehensive income (loss)
Other Comprehensive Income (Loss), Net of Tax
Debt
Long-term Debt [Text Block]
Income tax (provision) benefit
Income Loss Before Taxes Net Income Loss Attributable To Noncontrolling Interests And Income Loss Of Equity Method Investees And Components Of Income Tax Provision Benefit [Table Text Block]
Tabular presentation of Income (loss) before taxes, net (income) loss attributable to noncontrolling interests and equity in net income (loss) of equity method investees and the components of income tax (provision) benefit for each year presented including, but not limited to, current and deferred tax (provision) benefit.
Income tax (provision) benefit computed using the U.S. federal statutory rate reconciled to income tax (provision) benefit
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Deferred tax assets and liabilities
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Reconciliation of beginning and ending amount of unrecognized tax benefits
Summary of Income Tax Contingencies [Table Text Block]
Shareholders' Equity
Stockholders' Equity Note Disclosure [Text Block]
Schedule of Variable Interest Entities [Table]
Schedule of Variable Interest Entities [Table]
Variable Interest Entities [Axis]
Variable Interest Entities [Axis]
Variable Interest Entity, Classification [Domain]
Variable Interest Entity, Classification [Domain]
Variable Interest Entities Which We Have Determined That We Are the Primary Beneficiary [Member]
Variable Interest Entity, Primary Beneficiary [Member]
IM Flash Technologies, LLC [Member]
IM Flash Technologies LLC [Member]
IM Flash Technologies, LLC is a joint venture with Intel, which is consolidated into the financial statements of the Company. In general, a VIE is a corporation, partnership, trust, or any other legal structure used for business purposes that either does not have equity investors with voting rights or has equity investors that do not provide sufficient financial resources for the entity to support its activities.
IM Flash Singapore LLP [Member]
IM Flash Singapore LLP [Member]
IM Flash Singapore LLP is a joint venture with Intel, which is consolidated into the financial statements of the Company. In general, a VIE is a corporation, partnership, trust, or any other legal structure used for business purposes that either does not have equity investors with voting rights or has equity investors that do not provide sufficient financial resources for the entity to support its activities.
IM Flash [Member]
IM Flash [Member]
We have participated in two joint ventures with Intel: IM Flash Technologies, LLC ("IMFT") and IM Flash Singapore ('IMFS), herein referred to as IM Flash, which are consolidated into the financial statements of the Company. In general, a VIE is a corporation, partnership, trust, or any other legal structure used for business purposes that either does not have equity investors with voting rights or has equity investors that do not provide sufficient financial resources for the entity to support its activities. In April 2012 the Company acquired Intel's remaining interest in IMFS.
MP Mask Technology Center, LLC [Member]
MP Mask Technology Center LLC [Member]
MP Mask Technology Center, LLC is a joint venture with Photronics, Inc., which is consolidated into the financial statements of the Company. In general, a VIE is a corporation, partnership, trust, or any other legal structure used for business purposes that either does not have equity investors with voting rights or has equity investors that do not provide sufficient financial resources for the entity to support its activities.
Accounts Payable and Accrued Expenses [Axis]
Accounts Payable and Accrued Expenses [Domain]
Products and Services [Axis]
Products and Services [Axis]
Products and Services [Domain]
Products and Services [Domain]
NAND Flash [Member]
NAND Flash [Member]
Net NAND Flash product sales to external customers.
Deferred Revenue Arrangement Type [Axis]
Deferred Revenue [Domain]
Nonsoftware License Arrangement with Photronics [Member]
Nonsoftware License Arrangement [Member]
Variable Interest Entity [Line Items]
Variable Interest Entity [Line Items]
Variable interest entity, ownership percentage (in hundredths)
Noncontrolling Interest, Ownership Percentage by Parent
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Net [Abstract]
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Net [Abstract]
Minority Interest Decrease From Purchase Of Interest, Ownership Percentage (in hundredths)
Minority Interest Decrease From Purchase Of Interest Ownership Percentage
Decrease in noncontrolling interest from the purchase of interest held by the noncontrolling shareholders in the non-wholly owned subsidiary by the parent entity.
Acquisition of noncontrolling interests
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests
Intel's deposit to be applied to future purchases of NAND Flash
Customer Advances and Deposits
Leased Facility Percentage of Facility Leased to Related Party Terminated
Leased Facility Percentage of Facility Leased to Related Pary Terminated
The percentage of a fabrication facility leased to a related party which was terminated.
Gain (loss) on lease termination
Distributions to, and contributions from, shareholders [Abstract]
Variable Interest Entity Distributions To And Contributions From Shareholders [Abstract]
Distributions to Micron from Consolidated VIE's
Variable Interest Entity Distributions To Parent
Distributions from variable interest entity to parent reporting entity.
Distributions to noncontrolling interests from consolidated VIE's
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders
Micron contributions to consolidated VIE's
Payments to Acquire Interest in Subsidiaries and Affiliates
Micron share of IMFS cost and supply
Entity Share Of Subsidiary Cost And Supply
Micron share of IMFS cost and supply
Trade Receivables
Accounts Receivable, Net, Current
Sales and inventory impact of changes to the IMFT supply agreement with Intel
Revenue and Inventory Impact Due To Changes in Supply Agreement
As a result of changes supply agreements, sales are recognized upon completion of wafer fabrication, rather than after backend assembly and test are completed. As a result, we soldbackend inventories, which generated a one-time increase in NAND sales and reduction in work in process inventories.
R and D expenses reduced by reimbursements from Intel
R and D Expenses Reduced by Reimbursements From Third Party
Reasearch and development expenses reduced by reimburesments for product design and other NAND Flash research and development costs equally shared with third party.
Variable interest entity, ownership percentage by noncontrolling owners (in hundredths)
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners
Proceeds for entering into license agreement with Photronics
Proceeds from License Fees Received
Term of license agreement with Photronics (in years)
Variable Interest Entity Term Of Licensing Agreement 1
The term of the licensing agreement over which the consideration received, accounted for as deferred income, will be recognized.
Deferred income and other noncurrent liabilities related to license agreement with Photronics
Deferred Revenue
Sale proceeds for facility sold to Photronics
Significant Acquisitions and Disposals, Acquisition Costs or Sale Proceeds
Discontinued Operations and Disposal Groups [Abstract]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Table]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Table]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Not Discontinued Operation, Disposal Disclosures [Abstract]
Disposal Group, Not Discontinued Operation, Disposal Disclosures [Abstract]
Value of consideration received
Noncash or Part Noncash Divestiture, Amount of Consideration Received
Other current assets
Disposal Group, Including Discontinued Operation, Other Current Assets
Other noncurrent assets
Disposal Group, Including Discontinued Operation, Other Noncurrent Assets
Accounts payable and accrued expenses
Disposal Group, Including Discontinued Operation, Accounts Payable and Accrued Liabilities, Current
Other noncurrent liabilities
Disposal Group, Including Discontinued Operation, Other Noncurrent Liabilities
Net carrying value of assets and liabilities sold
Israel assets held for sale
Assets of Disposal Group, Including Discontinued Operation
Valuation and Qualifying Accounts Disclosure [Table]
Valuation and Qualifying Accounts Disclosure [Table]
Valuation Allowances and Reserves Type [Axis]
Valuation Allowances and Reserves Type [Axis]
Valuation Allowances and Reserves [Domain]
Valuation Allowances and Reserves [Domain]
Allowance for Doubtful Accounts [Member]
Allowance for Doubtful Accounts [Member]
Deferred Tax Assets Valuation Allowance [Member]
Valuation Allowance of Deferred Tax Assets [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year
Valuation Allowances and Reserves, Balance
Business Acquisition
Valuation Allowances and Reserves, Reserves of Businesses Acquired
Charged (Credited) to Costs and Expenses
Valuation Allowances and Reserves, Charged to Cost and Expense
Change in Deferred Tax Assets Valuation Allowance, Effect Of Income Tax Rate Reconciliation, Amount
Change in Deferred Tax Assets Valuation Allowance, Effect Of Income Tax Rate Reconciliation, Amount
Change in the valuation allowance due to the amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.
Deductions/Write-Offs
Valuation Allowances and Reserves, Deductions
Balance at End of Year
Condensed Balance Sheet Statement [Table]
Condensed Balance Sheet Statement [Table]
Condensed Balance Sheet Statements, Captions [Line Items]
Condensed Balance Sheet Statements, Captions [Line Items]
Assets
Assets [Abstract]
Cash and equivalents
Receivables
Receivables, Net, Current
Notes and accounts receivable from subsidiaries
Due from Affiliate, Current
Finished goods
Inventory, Finished Goods, Net of Reserves
Work in process
Inventory, Work in Process, Net of Reserves
Raw materials and supplies
Inventory, Raw Materials and Supplies, Net of Reserves
Other current assets
Other Assets, Current
Total current assets
Assets, Current
Investment In subsidiaries
Investment In Subsidiaries
Investments in subsidiaries which are eliminated upon consolidation.
Noncurrent notes receivable from and prepaid expenses to subsidiaries
Due from Affiliate, Noncurrent
Property, plant and equipment, net
Property, Plant and Equipment, Net
Equity method investments
Equity Method Investments
Other noncurrent assets
Other Assets, Noncurrent
Total assets
Assets
Accounts payable and accrued expenses
Short-term debt payable to subsidiaries
Due to Affiliate, Current
Current portion of long-term debt
Other current liabilities
Other Liabilities, Current
Total current liabilities
Liabilities, Current
Total liabilities
Liabilities
Commitments and contingencies
Commitments and Contingencies
Micron shareholders' equity:
Stockholders' Equity Attributable to Parent [Abstract]
Common stock, $0.10 par value, 3,000 shares authorized, 1,044.4 shares issued and outstanding (1,017.7 as of August 30, 2012)
Common Stock, Value, Issued
Shareholders' Equity, Other
Shareholders' Equity, Other
Within a condensed balance sheet presentation, the sum of the components of equity not separartely disclosed.
Additional capital
Additional Paid in Capital, Common Stock
Accumulated deficit
Retained Earnings (Accumulated Deficit)
Accumulated other comprehensive income
Total Micron shareholders' equity
Stockholders' Equity Attributable to Parent
Total liabilities and equity
Liabilities and Equity
Disclosure Text Block [Abstract]
Recently Issued Accounting Standards
Description of New Accounting Pronouncements Not yet Adopted [Text Block]
Schedule of Debt
Schedule of Long-term Debt Instruments [Table Text Block]
Maturities of Notes Payable and Future Minimum Lease Payments [Table Text Block]
Schedule of Maturities of Long-term Debt [Table Text Block]
Quarterly Financial Information
Quarterly Financial Information [Text Block]
Derivative Financial Instruments Indexed to, and Potentially Settled in, Entity's Own Stock, Equity [Abstract]
Option Indexed to Issuer's Equity, Equity [Table]
Option Indexed to Issuer's Equity, Equity [Table]
Option Indexed to Issuer's Equity, Equity [Axis]
Option Indexed to Issuer's Equity [Axis]
Option Indexed to Issuer's Equity, Type [Domain]
Option Indexed to Issuer's Equity, Type [Domain]
Call Option [Member]
Call Option [Member]
Position [Axis]
Position [Axis]
Position [Domain]
Position [Domain]
Purchased options [Member]
Long [Member]
Option Indexed to Issuer's Equity [Line Items]
Option Indexed to Issuer's Equity [Line Items]
Cash paid for capped call transactions
Option indexed to issuer's equity, strike price (in dollars per share)
Option Indexed to Issuer's Equity, Strike Price
Option Indexed to Issuer's Equity, capped ceiling
Call Option Indexed to Issuer's Equity, capped ceiling
The cap price on a call option indexed to the entities own stock. A payment or receipt is triggered if the entities stock price is above the initial strike price with maximim proceeds dictated by the stated cap price.
Option indexed to issuer's equity, shares (in shares)
Option Indexed to Issuer's Equity, Shares
Option indexed to issuers equity settlement proceeds
Option Indexed To Issuers Equity Settlement Proceeds
Upon the settlement of the capped call transaction, the amount represents the proceeds that could be received.
Option indexed to issuers equity settlement cash received
Option indexed to issuers equity settlement cash received
The cash received upon the cash settlement of the options the entity bought which indexed to the company's own stock.
Capped Calls Expired, Maximum Shares Covered (in shares)
Capped Calls Expired, Maximum Shares Covered (in shares)
The maximum number of shares covered in a capped call option indexed to the entities equity which expired.
Capped Calls Settled, Maximum Shares Covered (in shares)
Capped Calls Settled, Maximum Shares Covered (in shares)
The maximum number of shares covered in a capped call transaction optioned to the entities equity which was settled during the period.
Derivative Instrument Detail [Abstract]
Schedule of Other Derivatives Not Designated as Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]
Schedule of Cash Flow Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]
Statement of Stockholders' Equity [Abstract]
Common Stock [Member]
Common Stock [Member]
Additional Capital [Member]
Additional Paid-in Capital [Member]
Accumulated Deficit [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Total Micron Shareholders' Equity [Member]
Noncontrolling Interests in Subsidiaries [Member]
Noncontrolling Interest [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Common Stock, outstanding (in shares)
Acquisition of Elpida
Noncontrolling Interest, Increase from Business Combination
Issuance and repurchase of convertible notes
Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt
Conversion of 2013 notes
Stock Issued During Period, Value, Conversion of Convertible Securities
Conversion of 2013 Notes (in shares)
Stock Issued During Period, Shares, Conversion of Convertible Securities
Stock-based compensation expense
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition
Stock issued under stock plans
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures
Stock issued under stock plans (in shares)
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures
Contributions from noncontrolling interests
Noncontrolling Interest, Increase from Subsidiary Equity Issuance
Distributions to noncontrolling interests
Repurchase and retirement of common stock
Stock Repurchased and Retired During Period, Value
Repurchase and retirement of common stock (in shares)
Stock Repurchased and Retired During Period, Shares
Acquisition of noncontrolling interests
Purchase and settlement of capped calls
Adjustments To Additional Paid In Capital Option Indexed To Issuers Equity
The entity (the buyer) purchases call options that provide it with the right, but not the obligation, to buy from the seller, shares of the entity's stock at a specified price.
Balance
Balance (in shares)
Income Tax Holiday [Table]
Income Tax Holiday [Table]
Income Tax Holiday [Line Items]
Income Tax Holiday [Line Items]
Tax benefit due to arrangements allowing computation of tax provision at rates below local statutory rates
Income Tax Holiday, Aggregate Dollar Amount
Tax benefit per diluted share due to arrangements allowing computation of tax provision at rates below local statutory rates (in dollars per share)
Income Tax Holiday, Income Tax Benefits Per Share
Receivables [Abstract]
Receivables
Loans, Notes, Trade and Other Receivables Disclosure [Text Block]
Schedule of the Estimated Useful Lives of Property, Plant and Equipment [Table]
Property, Plant and Equipment [Table]
Property, Plant and Equipment by Type [Axis]
Property, Plant and Equipment, Type [Axis]
Property, Plant and Equipment, Type [Domain]
Property, Plant and Equipment, Type [Domain]
Building [Member]
Building [Member]
Equipment [Member]
Equipment [Member]
Software [Member]
Computer Software, Intangible Asset [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment [Line Items]
Property, plant and equipment useful life (in years)
Property, Plant and Equipment, Useful Life
Schedule of Debt Restructuring [Table Text Block]
Schedule of Debt Restructuring [Table Text Block]
Tabulare disclosure of debt restructuring, including: 1) scheduled deposits of restricted cash; 2) estimated payments to creditors; and 3) unamortized discounts.
Schedule Of Convertible Debt Instruments With Debt And Equity Components [Text Block]
Convertible Debt [Table Text Block]
Schedule Of Convertible Debt Instruments Interest Rates And Expense [Text Block]
Schedule Of Convertible Debt Instruments Interest Rates And Expense [Text Block]
Schedule of interest rates and expense related to the entities convertible notes with debt and equity components.
Assets measured at fair value on a recurring basis
Fair Value, Assets Measured on Recurring Basis [Table Text Block]
Estimated fair value and carrying value of debt instruments
Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block]
Basic and diluted earnings per share
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
Schedule of Property, Plant and Equipment [Table]
Land [Member]
Land [Member]
Buildings [Member]
Building and Building Improvements [Member]
Construction in progress [Member]
Construction in Progress [Member]
Software [Member]
Software and Software Development Costs [Member]
Production Equipment And Buildings [Member]
Production Equipment And Buildings [Member]
A combination of (1) tangible personal property used to produce goods and services and (2) facilities held for productive use including, but not limited to, office, production, storage and distribution facilities.
Property Plant And Equipment By Subtype [Axis]
Property Plant And Equipment By Subtype [Axis]
Property Plant And Equipment By Subtype [Axis]
Property Plant And Equipment Subtype [Domain]
Property Plant And Equipment Subtype [Domain]
Property Plant And Equipment Subtype [Domain]
Assets Held under Capital Leases [Member]
Assets Held under Capital Leases [Member]
Property, Plant and Equipment, Net, by Type [Abstract]
Property, Plant and Equipment, Net, by Type [Abstract]
Property, Plant and Equipment, Gross
Property, Plant and Equipment, Gross
Accumulated depreciation
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Property, Plant and Equipment, Net
Depreciation [Abstract]
Depreciation [Abstract]
Depreciation expense
Depreciation
Property, Plant and Equipment Assets Held-for-sale or held-for-development Disclosure [Abstract]
Property, Plant and Equipment Assets Held-for-sale Disclosure [Abstract]
Property, plant and equipment classified as held for sale
Assets Held-for-sale, Long Lived
Land held for development
Inventory, Real Estate, Land and Land Development Costs
Debt Instrument, Collateral Amount
Debt Instrument, Collateral Amount
Other Non-Operating Income Expense, Net [Text Block]
Other Nonoperating Income and Expense [Text Block]
Equity Method Investments
Equity Method Investments and Joint Ventures Disclosure [Text Block]
Product and process technology [Member]
Technology-Based Intangible Assets [Member]
Customer relationships [Member]
Customer Relationships [Member]
Other [Member]
Other Intangible Assets [Member]
Intangible Assets [Abstract]
Finite-Lived Intangible Assets, Net [Abstract]
Gross Amount
Finite-Lived Intangible Assets, Gross
Accumulated Amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Product and process technology intangible asset capitalized during period
Finite Lived Intangible Assets Cost Incurred To Purchase Or Create
The amount of capitalized costs incurred in the period related to 1) intellectual property that has been acquired from third parties 2) the exclusive legal right granted by the government to the entity for its patented product and process technology and 3) technology-based intangible assets such as innovations or scientific advances that have not been patented.
Product and process technology intangible asset capitalized during period, weighted-average useful lives (in years)
Finite Lived Intangible Assets Capitalized During Period Weighted Average Useful Life
The weighted-average useful lives of product and process technology intangible asset capitalized during the period.
Amortization expense for intangible assets
Amortization of Intangible Assets
Finite-Lived Intangible Assets, Future Amortization Expense [Abstract]
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Annual amortization for 2014
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months
Annual amortization for 2015
Finite-Lived Intangible Assets, Amortization Expense, Year Two
Annual amortization for 2016
Finite-Lived Intangible Assets, Amortization Expense, Year Three
Annual amortization for 2017
Finite-Lived Intangible Assets, Amortization Expense, Year Four
Annual amortization for 2018
Finite-Lived Intangible Assets, Amortization Expense, Year Five
Schedule of Accounts, Notes, Loans and Financing Receivable [Table]
Receivable Type [Axis]
Receivable [Domain]
Legal Entity of Counterparty, Type [Axis]
Legal Entity Type of Counterparty [Domain]
Nanya [Member]
Nanya [Member]
Nanya Technology Corporation ("Nanya") from which other receivables are recorded for amounts related to DRAM development costs under a cost sharing agreement.
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables [Abstract]
Receivables, Net, Current [Abstract]
Trade receivables (net of allowance for doubtful accounts of $5 and $5, respectively)
Income and other taxes
Income Taxes Receivable, Current
Related party receivables
Accounts Receivable, Related Parties, Current
Other
Other Receivables
Receivables
Allowance for doubtful accounts
Allowance for Doubtful Accounts Receivable, Current
Schedule of Business Acquisitions, by Acquisition [Table Text Block]
Schedule of Business Acquisitions, by Acquisition [Table Text Block]
Business Acquisition, Pro Forma Information [Table Text Block]
Business Acquisition, Pro Forma Information [Table Text Block]
Segment Reconciliation [Abstract]
Disclosure Of Entity Wide Information Revenue From External Customers By Products And Services [Text Block]
Disclosure Of Entity Wide Information Revenue From External Customers By Products And Services [Text Block]
This element may be used to capture the complete disclosure about entity-wide revenues from external customers for each product or service or each group of similar products or services if the information is not provided as part of the reportable operating segment information.
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table]
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table]
Income Statement Location [Axis]
Income Statement Location [Domain]
Cost of Goods Sold [Member]
Cost of Sales [Member]
Selling, General and Administrative Expenses [Member]
Selling, General and Administrative Expenses [Member]
Research and Development [Member]
Research and Development Expense [Member]
Other operating (income) expense [Member]
Other Operating Income (Expense) [Member]
The total net amount of other operating income and other operating expense, not previously categorized, from items that are associated with the entity's normal revenue producing operation.
Stock Options [Member]
Equity Option [Member]
Restricted Stock Awards [Member]
Restricted Stock [Member]
Employee stock plans [Member]
Stock Compensation Plan [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Employee Service Share-based Compensation, Aggregate Disclosures [Abstract]
Stock compensation expense capitalized and remained in inventory
Other Inventory, Capitalized Costs, Gross
Total unrecognized compensation costs, net of estimated forfeitures, related to non-vested awards expected to be recognized
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized
Weighted average period that unrecognized compensation costs is expected to be recognized (in years)
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition
Schedule of Entity-Wide Information, Revenue from External Customers by Products and Services [Table]
Revenue from External Customers by Products and Services [Table]
DRAM [Member]
DRAM [Member]
Net DRAM product sales to external customers.
NOR Flash [Member]
NOR Flash [Member]
Net NOR Flash product sales to external customers.
Other [Member]
Other Product Sales [Member]
Net other product sales to external customers.
Revenue from External Customer [Line Items]
Revenue from External Customer [Line Items]
Investments [Text Block]
Cash, Cash Equivalents, and Marketable Securities [Text Block]
Schedule of Segment Reporting Information, by Segment [Table]
Schedule of Segment Reporting Information, by Segment [Table]
All Other [Member]
Other Segments [Member]
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Depreciation, Depletion and Amortization [Abstract]
Depreciation, Depletion and Amortization [Abstract]
Depreciation and amortization expense included in operating income (loss)
Depreciation and amortization expense included in operating income (loss)
The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets included in operating income (loss).
Other amortization
Amortization of Other Deferred Charges
Total depreciation and amortization expense
Depreciation, Depletion and Amortization
Fair and carrying value of debt instruments [Table]
Fair Value, by Balance Sheet Grouping [Table]
Fair and carrying value of debt instruments [Axis]
Measurement Basis [Axis]
Fair Value Measurement [Domain]
Fair Value Measurement [Domain]
Portion at Fair Value, Fair Value Disclosure [Member]
Portion at Fair Value Measurement [Member]
Fair Value [Member]
Estimate of Fair Value Measurement [Member]
Carrying Value [Member]
Reported Value Measurement [Member]
Fair value disclosure [Line Items]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of convertible debt instruments
Convertible Debt, Fair Value Disclosures
Elpida creditor installment payments and other debt instruments
Notes Payable, Fair Value Disclosure
Variable Interest Entity, Classification of Carrying Amount, Assets and Liabilities, Net [Abstract]
Inventories
Inventory, Net
Noncurrent assets (primarily property, plant and equipment)
Assets, Noncurrent
Liabilities
Liabilities [Abstract]
Deferred income
Deferred Revenue, Current
Equipment purchase contracts
Equipment purchase contracts
Short-term payables arising from purchases of equipment. Amount represents a short-term payable to equipment suppliers that was withheld until such time as the equipment is deemed to meet buyers' specifications.
Long-term Debt of Registrant, Maturities, Repayments of Principal, Fiscal Year Maturity [Abstract]
Long-term Debt of Registrant, Maturities, Repayments of Principal, Fiscal Year Maturity [Abstract]
2014
Long-term Debt of Registrant, Maturities, Repayments of Principal in Next Twelve Months
2015
Long-term Debt of Registrant, Maturities, Repayments of Principal in Year Two
2016
Long-term Debt of Registrant, Maturities, Repayments of Principal in Year Three
2017
Long-term Debt of Registrant, Maturities, Repayments of Principal in Year Four
2018
Long-term Debt of Registrant, Maturities, Repayments of Principal in Year Five
2019 and thereafter
Long-term Debt of Registrant, Maturities, Repayments of Principal after Year Five
Discounts and Interest, repectively
Compensation and Retirement Disclosure [Abstract]
Pension and Other Postretirement Benefits Disclosure
Pension and Other Postretirement Benefits Disclosure [Text Block]
Schedule of Receivables
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Restricted cash
Restricted Cash and Cash Equivalents, Current
Total current assets
Intangible assets, net
Finite-Lived Intangible Assets, Net
Deferred tax assets
Total assets
Total current liabilities
Total liabilities
Total Micron shareholders' equity
Noncontrolling interests in subsidiaries
Stockholders' Equity Attributable to Noncontrolling Interest
Total equity
Total liabilities and equity
Schedule of Entity-Wide Information, Revenue from External Customers by Products and Services [Text Block]
Revenue from External Customers by Products and Services [Table Text Block]
Condensed Cash Flow Statement [Table]
Condensed Cash Flow Statement [Table]
Condensed Cash Flow Statements, Captions [Line Items]
Condensed Cash Flow Statements, Captions [Line Items]
Net cash (used in) provided by operating activities
Cash paid for the acquisition of Elpida
Loan to equity method investee
Payments to Acquire Notes Receivable
Expenditures for intangible assets
Payments to Acquire Intangible Assets
Cash contributions to subsidiaries
Payments For Additional Contributions In Subsidiaries
The cash outflow associated with additional contributions to subsidiaries.
Cash paid to acquire MTV lease
Cash Paid For Early Termination Of Lease Of Facility To Subsidiary
Cash paid for early termination of a lease of facilities to subsidiary.
Acquisition of additional interest in subsidiaries
Proceeds from repayment of loans to subsidiaries, net
Proceeds From Repayment of Loans To Subsidiaries, Net
Net proceeds (payments) from repayments by subsidiaries of intercompany loans.
Cash distributions from subsidiaries
Proceeds from Subsidiaries Distributions, Return of Capital
Cash distributions received from consolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporations that are returns of capital. Excludes dividends or distributions classified as operating activities.
Net cash used for investing activities
Cash received for capped call transactions
Payments of licensing obligations
Payments To Acquire Intangible Assets Financing Activities
The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill deemed a financing activity due to extended payment terms.
Debt issuance costs, net
Payments of Financing Costs
Net cash provided by (used for) financing activities
Net increase (decrease) in cash and equivalents
Basis of Presentation
Basis of Accounting, Policy [Policy Text Block]
Reclassifications
Reclassification, Policy [Policy Text Block]
Fiscal Period
Fiscal Period, Policy [Policy Text Block]
Use of Estimates
Use of Estimates, Policy [Policy Text Block]
Product Warranty
Standard Product Warranty, Policy [Policy Text Block]
Revenue Recognition
Revenue Recognition, Policy [Policy Text Block]
Research and Development
Research and Development Expense, Policy [Policy Text Block]
Stock-based Compensation
Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block]
Stock Repurchases
Treasury Stock [Policy Text Block]
Accounting policy regarding the election to, when an excess of repurchase price over par or stated value is paid for treasury stock, either for retirement or constructive retirement, (1) allocate between additional paid-in capital and retained earnings or (2) charge the excess entirely to retained earnings in recognition of the fact that a corporation can always capitalize or allocate retained earnings for such purposes.
Functional Currency
Foreign Currency Transactions and Translations Policy [Policy Text Block]
Cash and Cash Equivalents
Cash and Cash Equivalents, Policy [Policy Text Block]
Investments
Marketable Securities, Available-for-sale Securities, Policy [Policy Text Block]
Derivative and Hedging Instruments
Derivatives, Policy [Policy Text Block]
Inventories
Inventory, Policy [Policy Text Block]
Product and Process Technology
Intangible Assets, Finite-Lived, Policy [Policy Text Block]
Property, plant and equipment
Property, Plant and Equipment, Policy [Policy Text Block]
Foreign Currency Gain (Loss) [Member]
Foreign Currency Gain (Loss) [Member]
Line Item Reclassified To [Axis]
Line Item Reclassified To [Axis]
In the occurrence of a reclassification, the financial statement line item designated for future use and to which the amount was reclassified.
Line Item Reclassified To [Domain]
Line Item Reclassified To [Domain]
[Domain] for In the occurrence of a reclassification, the financial statement line item to which amounts have been reclassified.
Other Non-Operating Income Expense Net [Member]
Other Non-Operating Income Expense Net [Member]
Primary financial statement caption in which reported facts about other non-operating income (expense) not separately disclosed have been included.
Line Item Reclassified From [Axis]
Line Item Reclassified From [Axis]
In the occurrence of a reclassification, the financial statement line item previously used and from which the amount was reclassified.
Line Item Reclassified From [Domain]
Line Item Reclassified From [Domain]
[Domain] for In the occurrence of a reclassification, the financial statement location and/or line item previously used and from which the amount was reclassified.
Prior Period Reclassification Adjustment
Prior Period Reclassification Adjustment
IM Flash's distributions to, and contributions from, shareholders
Variable Interest Entity Distributions To And Contributions From Shareholders [Table Text Block]
Tabular disclosure of distributions to, and contributions from, shareholders related to Consolidated VIEs of the entity.
Total IM Flash and MP Mask assets and liabilities
Schedule of Variable Interest Entities [Table Text Block]
Inventories
Inventory Disclosure [Text Block]
Designated as Hedging Instrument [Member]
Designated as Hedging Instrument [Member]
Hedging Relationship [Axis]
Hedging Relationship [Axis]
Hedging Relationship [Domain]
Hedging Relationship [Domain]
Cash Flow Hedging [Member]
Cash Flow Hedging [Member]
Derivative Instrument [Axis]
Derivative Contract [Domain]
Derivative Contract [Domain]
Forward Contracts [Member]
Forward Contracts [Member]
Currency options [Member]
Foreign Exchange Option [Member]
Interest Rate Swap [Member]
Interest Rate Swap [Member]
Sold options [Member]
Short [Member]
Investment Geographic Region [Axis]
Investment Geographic Region [Axis]
Investment Geographic Region [Domain]
Investment Geographic Region [Domain]
Singapore dollar
Singapore, Dollars
Euro
Euro Member Countries, Euro
Shekel
Israel, New Shekels
Yen
Japan, Yen
New Taiwan dollar
Taiwan, New Dollars
Hedging Instrument Duration, Period to Maturity [Axis]
Hedging Instrument Duration, Period to Maturity [Axis]
The period of time until a hedging instrument is settled or closed.
Hedging Instrument Duration, Period to Maturity [Domain]
Hedging Instrument Duration, Period Until Close Date [Domain]
[Domain] for The period of time until a hedging instrument is settled or closed.
More Than One Year And Within Two Years From Balance Sheet Date [Member]
More Than One Year And Within Two Years From Balance Sheet Date [Member]
More Than One Year And Within Two Years From Balance Sheet Date [Member]
More Than Two Years And Within Three Years From Balance Sheet Date [Member]
More Than Two Years And Within Three Years From Balance Sheet Date [Member]
More Than Two Years And Within Three Years From Balance Sheet Date [Member]
Interest Rate Derivatives [Abstract]
Interest Rate Derivatives [Abstract]
Term of interest rate swap contract
Derivative, Term of Contract
Hedging designation allocation
Derivative, Hedging Designation, Proportion
The percent allocation of hedging designation of a derivative instrument when designation is split between being classified as hedging and not.
Notional Disclosures [Abstract]
Notional Disclosures [Abstract]
Notional Amount Outstanding
Derivative, Notional Amount
Derivative, Fair Value, Net [Abstract]
Fair Value of Asset
Fair Value of Liability
Foreign Currency Cash Flow Hedges [Abstract]
General maturity of non-designated currency forward contracts (in days)
Maximum Remaining Maturity of Foreign Currency Derivatives
General maturity of hedge contracts (in days or months)
Maximum Length of Time, Foreign Currency Cash Flow Hedge
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table]
Derivative Instruments, Gain (Loss) [Table]
Income Statement and Other Comprehensive Income Location [Domain]
Other Comprehensive Income [Member]
Other Comprehensive Income (Loss) [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income, Effective Portion
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months
Foreign Currency Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months
Rexchip Electronics Corporation [Member]
Rexchip Electronics Corporation [Member]
Rexchip Electronics Corporation (“Rexchip”), a Taiwanese corporation originally formed as a manufacturing joint venture by Elpida and Powerchip Technology Corporation, a Taiwanese corporation (“Powerchip”).
Escrow Deposit
Escrow Deposit
Rexchip Share Purchase Agreement [Abstract]
Share Purchase Agreement [Abstract]
Share Purchase Agreement [Abstract]
Percentage of equity acquired
Business Acquisition, Percentage of Voting Interests Acquired
Business Acquisition, Equity Interest Held by Acquiree, Less than Wholly Owned Subsidiary, Ownership Percentage
Business Acquisition, Equity Interest Held by Acquiree, Less than Wholly Owned Subsidiary, Ownership Percentage
The ownership percentage of a less than wholly owned subsidiary held by the acquired entity in a business combination. Upon close of the business acquision, the interest will transfer to the acquiror.
Ownership percentage after stock transactions during period (in hundredths)
Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions
Business Acquisition, Equity Interest Held by Acquiree, Wholly Owned Subsidiary, Ownership Percentage
Business Acquisition, Equity Interest Held by Acquiree, Wholly Owned Subsidiary, Ownership Percentage
Business Acquisition, Equity Interest Held by Acquiree, Wholly Owned Subsidiary, Ownership Percentage
Recognized amounts of identifiable assets acquired and liabilities assumed: [Abstract]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Cash and equivalents
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents
Receivables
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables
Inventories
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory
Restricted cash
Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Current Restricted Cash
The amount of current restricted cash acquired as of the acquisition date.
Other current assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other
Property, plant and equipment
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment
Equity method investment
Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Equity Method Investment
The value of equity method investment(s) recognized as of the acquisition date.
Intangible assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill
Deferred tax assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets Noncurrent
Other noncurrent assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets
Accounts payable and accrued expenses
Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Accounts Payable And Accrued Expenses
Liabilities of the acquiree assumed as of the acquisition date including the carrying value of obligations incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business along with the carrying value of obligations incurred and payable pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include interest, rent, salaries, and utilities.
Equipment purchase contracts
Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Equipment Purchase Contracts
Liabilitiles assumed as of the acquisition date related to short-term payables arising from purchases of equipment. Amount represents a short-term payable to equipment suppliers that was withheld until such time as the equipment is deemed to meet buyers' specifications.
Current portion of long-term debt
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt
Long-term debt
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt
Other noncurrent liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other
Total net assets acquired
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net
Noncontrolling interests in Elpida
Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value
Consideration
Gain on acquisition of Elpida
Restrictions for Consolidated and Unconsolidated Subsidiaries [Abstract]
Restrictions for Consolidated and Unconsolidated Subsidiaries [Abstract]
Amount of Restricted Net Assets for Consolidated and Unconsolidated Subsidiaries
Amount of Restricted Net Assets for Consolidated and Unconsolidated Subsidiaries
Business Acquisition, Pro Forma Information [Abstract]
Business Acquisition, Pro Forma Information [Abstract]
Elpida net sales after acquisition date
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual
Elpida operating income after acquisition date
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual
Transaction costs
Business Acquisition, Transaction Costs
Component of pro forma net income (loss) related to forgiveness of debt income for which no adjustment was made
Business Acquisition, Component of Pro Forma Net Income (Loss), Forgiveness Of Debt Income
The historical results of operations of the acquired entity, the amount represents the gain arrising from the forgiveness of debt. No adjustment was made to the unaudited pro forma financial information for these items, consistent with the requirements for preparation for the pro forma financial information.
Component of pro forma net income (loss) related to impairment of long-lived assets for which no adjustment was made
Business Acquisition, Component of Pro Forma Net Income (Loss), Loss For Impairment Of Long-Lived Assets
The historical results of operations of the acquired entity, the amount represents loss for impairment of long-lived assets. No adjustment was made to the unaudited pro forma financial information for these items, consistent with the requirements for preparation for the pro forma financial information.
Net sales
Business Acquisition, Pro Forma Revenue
Net income (loss)
Business Acquisition, Pro Forma Net Income (Loss)
Net income (loss) attributable to Micron
Business Acquisition Pro Forma Net Income Loss Attributable To Parent
The pro forma net income (loss) attributable to Micron for the period as if the business combination or combinations had been completed at the beginning of a period.
Earnings (loss) per share: [Abstract]
Business Acquisition Pro Forma Net Income Loss Per Share [Abstract]
Basic (in dollars per share)
Business Acquisition, Pro Forma Earnings Per Share, Basic
Diluted (in dollars per share)
Business Acquisition, Pro Forma Earnings Per Share, Diluted
Income Statement [Abstract]
Cost of goods sold
Cost of Goods and Services Sold
Gross margin
Selling, general and administrative
Selling, General and Administrative Expense
Research and development
Research and Development Expense
Other operating (income) expense, net
Operating income (loss)
Interest income
Investment Income, Interest
Interest expense
Interest Expense
Other non-operating income (expense), net
Income tax (provision) benefit
Equity in net income (loss) of equity method investees
Net income (loss)
Net income attributable to noncontrolling interests
Net Income (Loss) Attributable to Noncontrolling Interest
Net income (loss) attributable to Micron
Number of shares used in per share calculations:
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Basic (in shares)
Diluted (in shares)
Condensed Income Statement [Table]
Condensed Income Statement [Table]
Condensed Income Statements, Captions [Line Items]
Condensed Income Statements, Captions [Line Items]
Interest income and (expense), net
Interest Income (Expense), Net
Income (loss) from continuing operations before equity method investments, income taxes, and noncontrolling interest
Equity in earnings of subsidiaries
Income (Loss) from Subsidiaries, Net of Tax
Comprehensive income (loss) attributable to Micron
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Earnings Per Share - Antidilutive Securities Excluded From Computation Of Earnings Per Share [Abstract]
Earnings Per Share - Antidilutive Securities Excluded From Computation Of Earnings Per Share [Abstract]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]
Antidilutive Securities Excluded from Computation of Earnings Per Share, by Antidilutive Securities [Axis]
Antidilutive Securities [Axis]
Antidilutive Securities, Name [Domain]
Antidilutive Securities, Name [Domain]
Convertible notes [Member]
Convertible Debt Securities [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive potential common shares that could dilute basic earnings per share in the future (in shares)
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Derivative Financial Instruments
Derivative Instruments and Hedging Activities Disclosure [Text Block]
Schedule Of Defined Contribution Plans Disclosures [Table]
Schedule Of Defined Contribution Plans Disclosures [Table]
Schedule Of Defined Contribution Plans Disclosures [Table]
Defined Contribution Plans Disclosures [Axis]
Defined Contribution Plans Disclosures [Axis]
Reflects the description and required disclosures pertaining to the entity's defined contribution plans.
Defined Contribution Plan [Domain]
Defined Contribution Plan [Domain]
The name of the defined contribution plan.
Defined Contribution Plan Disclosure [Line Items]
Defined Contribution Plan Disclosure [Line Items]
Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.
Defined Contribution Pension and Other Postretirement Plans Disclosure [Abstract]
Defined Contribution Pension and Other Postretirement Plans Disclosure [Abstract]
Employee contribution to 401(k) retirement plan, maximum percentage of eligible pay (in hundredths)
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent
Employer matching contribution to 401(k) retirement plan, maximum percentage (in hundredths)
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay
Contribution expense for 401(k) retirement plan
Defined Contribution Plan, Cost Recognized
Class of Treasury Stock [Table]
Class of Treasury Stock [Table]
Class of Stock [Axis]
Class of Stock [Axis]
Class of Stock [Domain]
Class of Stock [Domain]
July 26 2011 Repurchase of Common Stock [Member]
Common Class A [Member]
Equity, Class of Treasury Stock [Line Items]
Equity, Class of Treasury Stock [Line Items]
Cash paid to repurchase common stock
Treasury Stock, Value, Acquired, Cost Method
Repurchase of common stock (in shares)
Treasury Stock, Shares, Retired
Repurchase of common stock (in dollars per share)
Treasury Stock Acquired, Average Cost Per Share
Condensed Financial Information of Parent Company Only Disclosure [Text Block]
Condensed Financial Information of Parent Company Only Disclosure [Text Block]
Consolidated Variable Interest Entities
Variable Interest Entities Disclosure [Text Block]
Disclosure of variable interest entities (VIE), including, but not limited to the nature, purpose, size, and activities of the VIE, the carrying amount and classification of consolidated assets that are collateral for the VIE's obligations, lack of recourse if creditors (or beneficial interest holders) of a consolidated VIE have no recourse to the general credit of the primary beneficiary. An enterprise that holds a significant variable interest in a VIE but is not the primary beneficiary may disclose the nature of its involvement with the VIE and when that involvement began, the nature, purpose, size, and activities of the VIE and the enterprise's maximum exposure to loss as a result of its involvement with the VIE.
Loss Contingencies [Table]
Loss Contingencies [Table]
Patent Matters [Member]
Patent Matters [Member]
Loss contingencies related to assertions regarding infringement of other's intellectual property rights.
Commercial Matters [Member]
Commercial Matters [Member]
Loss contingencies related to assertions regarding commercial matters.
Rambus Patent Litigation Delaware [Member]
Rambus Patent Litigation Delaware [Member]
Various litigation with Rambus in the U.S. District Court of Delaware relating to certain of Rambus' patents and certain of our claims and defenses.
Rambus Patent Litigation Northern California [Member]
Rambus Patent Litigation Northern California [Member]
Various litigation with Rambus in the U.S. District Court of Northern California relating to certain of Rambus' patents and certain of our claims and defenses.
HSM Portfolio LLC and Technology Properties LLC [Member]
HSM Portfolio LLC and Technology Properties LLC filed a patent infringement action in the U.S. District Court for the District of Delaware against us and seventeen other defendants. The complaint alleges that certain Company DRAM and image sensor products infringe two U.S. patents.
Advanced Data Access LLC [Member]
Advanced Data Access LLC filed a patent infringement action in the U.S. District Court for the Eastern District of Texas against the Company and seven other defendants. The complaint alleges that certain Company DRAM products infringe two U.S. patent.
Smart Memory Solutions LLC [Member]
Smart Memory Solutions LLC filed a patent infringement action in the U.S. District Court for the District of Delaware against the Company and Winbond Electronics Corporation of America. The complaint alleges that certain NOR Flash products infringe a single U.S. patent.
Board Of Trustees For The University Of Illinois [Member]
The Board of Trustees for the University of Illinois filed a patent infringement action against us in the U.S. District Court for the Central District of Illinois. The complaint alleges that unspecified semiconductor products of ours infringe three U.S. patents.
Semiconductor Technologies, LLC [Member]
Semiconductor Technologies, LLC [Member]
Semiconductor Technologies, LLC filed a patent infringement action in U.S. District Court for the Eastern District of Texas (Marshall) agaist us. The complain alleges that certain of our DRAM products infringe U.S. patetents and seeks injunctive releif, damages, attorney's fees, and costs.
Semcon Tech, LLC [Member]
Semcon Tech, LLC [Member]
Semcon Tech, LLC filed a patent infringement action against the Company in the U.S. District Court for the District of Delaware. The complaint alleges that our use of a Reflexion CMP polishing system purchased from Applied Materials infringes a single U.S. patent and seeks injunctive relief, damages, attorneys' fees, and costs.
Tessera, Inc. [Member]
Tessera, Inc. [Member]
Tessera, Inc. filed a patent infringement against Elpida Memory, Inc., Elpida Memory (USA) Inc. (collectively "Elpida"), and numerous other defendants, in the United States District Court for the Eastern District of Texas. The complaint alleges that certain Elpida products infringe four U.S. patents and seeks injunctive relief, damages, attorneys' fees, and costs.
Rambus DRAM Complaint [Member]
Rambus DRAM Complaint [Member]
A complaint in the Superior Court of the State of California (San Francisco County) against us and other DRAM suppliers alleging that the defendants harmed Rambus by engaging in concerted and unlawful efforts affecting Rambus DRAM ("RDRAM") by eliminating competition and stifling innovation in the market for computer memory technology and computer memory chips.
DRAM Purported Class Action Price-fixing Lawsuit [Member]
DRAM Purported Class Action Price Fixing Lawsuit [Member]
Purported class action price-fixing lawsuits have been filed against the Company and other DRAM suppliers in various federal and state courts in the United States and in Puerto Rico on behalf of indirect purchasers alleging price-fixing in violation of federal and state antitrust laws, violations of state unfair competition law, and/or unjust enrichment relating to the sale and pricing of DRAM products
Canadian DRAM Putative Class Action Price-fixing Lawsuit [Member]
Canadian DRAM Putative Class Action Price Fixing Lawsuit [Member]
Putative class action lawsuits alleging price-fixing of DRAM products filed in Quebec, Ontario, and British Columbia, Canada, on behalf of direct and indirect purchasers, asserting violations of the Canadian Competition Act.
Qimonda AG Inotera Share Purchase Proceedings [Member]
Qimonda AG Inotera Share Purchase Proceedings [Member]
Qimonda AG Inotera Share Purchase Proceedings [Member]
Subsequent Event Type [Axis]
Subsequent Event Type [Axis]
Subsequent Event Type [Domain]
Subsequent Event Type [Domain]
Loss Contingencies [Line Items]
Loss Contingencies [Line Items]
Approximation of damages claimed
Loss Contingency, Damages Sought, Value
Number of lawsuits filed
Loss Contingency, Pending Claims, Number
Loss Contingency, Claims Settled and Dismissed, Number
Loss Contingency, Claims Settled and Dismissed, Number
Approximate number of U.S. states and territories filing suit
Number Of Us States And Territories Filing Suit
The number of U. S. states and territories whose Attorneys General filed suit.
Settlement agreement amount
Litigation Settlement, Amount
Settlement agreement number of installment payments
Loss Contingency Settlement Agreement Number Of Installment Payments
The number of installment payments to be made upon final court approval of the class settlements.
Settlement agreement number of years for installment payments (in years)
Loss Contingency Settlement Agreement Number Of Years For Installment Payments1
The number of year over which installment payments will be made upon final court approval of the class settlements.
Amount paid into an escrow account in connection with settlement
Payments for Legal Settlements
Number of other defendants
Loss Contingency, Number of Defendants
Allegedly number of patents infringed
Loss Contingency, Patents Allegedly Infringed, Number
Loss Contingency, Patents Allegedly Infringed, Additional Patents Asserted
Loss Contingency, Patents Allegedly Infringed, Additional Patents Asserted
Loss Contingency, Patents Allegedly Infringed, Additional Patents Asserted
Loss Contingency Number Of Petitions Submitted For Inter-Partes Review
Loss Contingency Number Of Petitions Submitted For Inter-Partes Review
The number of petitions submitted to the Patent and Trademark Office for inter-partes review, challenging the validity of the patents in suit.
Settlement agreement execution date
Loss Contingency, Settlement Agreement, Date
Loss Contingency, Date Complaint Withdrawn
Loss Contingency, Date Complaint Withdrawn
Loss Contingency, Date Complaint Withdrawn
Court ruling patents unenforceable against us due to spoliation (number of patents)
Court ruling patents unenforceable against us due to spoliation
Court ruling patents unenforceable against us due to spoliation.
Equity method investment net carrying value of shares acquired from Qimonda
Equity Method Investment Net Carrying Value Of Shares Subject to Litigation
Equity Method Investment Net Carrying Value Of Shares Subject to Litigation
Schedule of Revenues from External Customers and Long-Lived Assets [Table]
Geographical [Axis]
Geographical [Axis]
Segment, Geographical [Domain]
Geographical [Domain]
SINGAPORE
SINGAPORE
CHINA
CHINA
UNITED STATES
UNITED STATES
JAPAN
JAPAN
Asia Pacific (excluding China, Taiwan and Malaysia) [Member]
Asia Pacific [Member]
Taiwan [Member]
TAIWAN, PROVINCE OF CHINA
ISRAEL
ISRAEL
ITALY
ITALY
Europe [Member]
Europe [Member]
MALAYSIA
MALAYSIA
Other [Member]
Other Foreign Countries [Member]
An unspecified group of foreign countries about which segment information is provided by the entity.
Revenues from External Customers and Long-Lived Assets [Line Items]
Geographic Areas, Revenues from External Customers [Abstract]
Geographic Areas, Revenues from External Customers [Abstract]
Geographic Areas, Long-Lived Assets [Abstract]
Geographic Areas, Long-Lived Assets [Abstract]
Schedule of Restructuring and Related Costs [Table Text Block]
Restructuring and Related Costs [Table Text Block]
Schedule of Micron Technology Italia, Srl. net assets sold [Table Text Block]
Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block]
Related Party Transactions [Abstract]
Schedule of Related Party Transactions, by Related Party [Table]
Schedule of Related Party Transactions, by Related Party [Table]
Receivable Type [Axis]
Receivable Type [Domain]
Short-term interest free loan to Aptina [Member]
Loans Receivable [Member]
Related Party Transaction [Line Items]
Related Party Transaction [Line Items]
Related party purchases from Tera Probe
Related Party Transaction, Purchases from Related Party
Manufacturing facilities leased to Transform included in noncurrent assets
Property Subject to or Available for Operating Lease, Net
Deferred rent revenue on the fully-paid lease
Gain on lease termination
Cost of goods sold from transactions with related party
Related Party Transaction, Expenses from Transactions with Related Party
Maximum loan amount available to Aptina
Short Term Loan Agreement Maximum Lending Capacity
Maximum lending capacity under the short-term loan agreement without consideration of any current restrictions on the amount that could be lent-out or the amounts currently outstanding under the facility.
Number of equals draws available under loan to Aptina
Loan Receivable Number Of Periodic Disbursements
Number of draws/disbursements offered under short term note to third party.
Number of equal return payments due under loan to Aptina
Loan Receivable Number Of Payments
Number of equal principal payments due from third parties.
Outstanding balance of loan to Aptina
Notes Receivable, Related Parties, Current
Schedule of Available-for-sale Securities Reconciliation [Table Text Block]
Schedule of Available-for-sale Securities Reconciliation [Table Text Block]
Investments Classified by Contractual Maturity Date [Table Text Block]
Investments Classified by Contractual Maturity Date [Table Text Block]
Inventory, Net, Items Net of Reserve Alternative [Abstract]
Inventories
Foreign currency translation adjustments
Other comprehensive income (loss)
Total comprehensive income (loss)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
Comprehensive (income) loss attributable to noncontrolling interests
Comprehensive (Income) Loss, Net of Tax, Attributable to Noncontrolling Interest
Comprehensive income (loss) attributable to Micron
Schedule Of Finite Lived Intangible Assets By Major Class
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Schedule of Other Nonoperating Income (Expense) [Table Text Block]
Schedule of Other Nonoperating Income (Expense) [Table Text Block]
Schedule of Equity Method Investments [Table]
Schedule of Equity Method Investments [Table]
Counterparty Name [Axis]
Counterparty Name [Axis]
Counterparty Name [Domain]
Counterparty Name [Domain]
Primarily Inotera [Member]
Variable Interest Entity, Not Primary Beneficiary [Member]
Inventories [Member]
Inventories [Member]
Entity Which We Partner With In Investment [Axis]
Entity Which We Partner With In Investment [Axis]
Entity Which We Partner With In Investment [Axis]
Entity Which We Partner With In Investment [Domain]
Entity Which We Partner With In Investment [Domain]
[Domain] for Entity Which We Partner With In Investment [Axis]
Origin Energy Limited [Member]
Origin Energy Limited [Member]
Origin Energy Limited with whom the company partners with in Transform. [Member]
Schedule of Equity Method Investments [Line Items]
Schedule of Equity Method Investments [Line Items]
Investment Balance
Equity in net income (loss) of equity method investees, net of tax
Equity Method Investment, Summarized Financial Information [Abstract]
Equity Method Investment, Summarized Financial Information, Assets [Abstract]
Equity Method Investment, Summarized Financial Information, Assets [Abstract]
Current assets
Equity Method Investment, Summarized Financial Information, Current Assets
Noncurrent assets
Equity Method Investment, Summarized Financial Information, Noncurrent Assets
Equity Method Investment Summarized Financial Information Liquidation Assets
Equity Method Investment Summarized Financial Information Liquidation Assets
Unclassified assets accounted for under liquidation basis of accounting of equity method investment.
Equity Method Investment, Summarized Financial Information, Liabilities [Abstract]
Equity Method Investment, Summarized Financial Information, Liabilities [Abstract]
Current liabilities
Equity Method Investment, Summarized Financial Information, Current Liabilities
Noncurrent liabilities
Equity Method Investment, Summarized Financial Information, Noncurrent Liabilities
Equity Method Investment Summarized Financial Information Liquidation Liabilities
Equity Method Investment Summarized Financial Information Liquidation Liabilities
Unclassified liabilities accounted for under liquidation basis of accounting of equity method investment.
Equity Method Investment, Summarized Financial Information, Income Statement [Abstract]
Equity Method Investment, Summarized Financial Information, Income Statement [Abstract]
Net sales
Equity Method Investment, Summarized Financial Information, Revenue
Gross margin
Equity Method Investment, Summarized Financial Information, Gross Profit (Loss)
Net loss
Equity Method Investment, Summarized Financial Information, Net Income (Loss)
Equity Method Investment Summarized Financial Information Changes In Net Assets Liabilities In Liquidation
Equity Method Investment Summarized Financial Information Changes In Net Assets Liabilities In Liquidation
Changes in net assets and (liabilities) in liquidation of an equity method investment.
Inotera net income (loss)
Inotera current liabilities that exceed current assets
Equity Method Investment, Summarized Financial Information, Current Liabilities That Exceed Current Assets
Equity Method Investment, Summarized Financial Information, Current Liabilities That Exceed Current Assets
Maximum exposure to loss related to variable interest entities
Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount
Equity [Abstract]
Equity [Abstract]
Payments to acquire equity method investments
Number of shares issued by Inotera
Sale of Stock, Number of Shares Issued in Transaction
Stock price per share
Sale of Stock, Price Per Share
Payments by third party to acquire interest in equity method investment of the entity.
Third Party Payments To Acquire Interest In Equity Method Investment Of Entity
The cash outflow associated with the purchase of or advances by a third party to an equity method investment of the entity. Equity method investments are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.
Percentage interest held by a third party (in hundredths)
Equity Method Investment Ownership Percentage Held By Third Party
Ownership percentage held by a third party in an entity in which registrant also owns an equity interest.
Market value of equity interests
Equity Method Investment, Quoted Market Value
Amount in accumulated other comprehensive income (loss) for cumulative translation adjustments on its investment
Amortization of difference between cost and underlying equity in net assets
Equity Method Investments Amortization Of Difference Between Cost And Underlying Equity In Net Assets
This item represents the amortization of the difference between cost and underlying equity in net assets of the investee at the date of investment.
Related Party Transaction, Due from (to) Related Party, Current [Abstract]
Amount loaned to Inotera
Inotera loan stated annual interest rate
Related Party Transaction, Rate
Percentage of Inotera's wafer production previously obligated to purchase (in hundredths)
Unrecorded Unconditional Purchase Obligation Percentage
Obligation under Inotera Supply Agreement to purchase a set percentage of Inotera's wafer production under a long-term pricing arrangement.
Purchases of DRAM products from Inotera
Unrecorded Unconditional Purchase Obligation, Purchases
Loss on our purchase commitment under Inotera supply agreement
Loss On Firm Purchase Commitment For Goods For Inventory
Loss recognized in the period on firm, noncancelable, and unhedged purchase commitments for goods for inventory, measured in the same way as are inventory losses.
Reduction in research and development costs under cost sharing arrangement
Dram Research And Development Expense Reimbursement
The reduction in research and development costs under cost sharing arrangement with Nanya to equally share DRAM development costs.
Royalty revenue from Nanya for sales of DRAM products on process nodes of 50nm or higher
Royalty Revenue
Fair value of investment in Tera Probe acquired with Elpida
Difference between cost of Tera Probe investment and underlying equity
Equity Method Investment, Difference Between Carrying Amount and Underlying Equity
Weighted-average period for remaining Inotera amortization (in years)
Equity Method Investment Difference Between Carrying Amount And Underlying Equity Remaining Amortization Period
Item represents the weighted average number of years over which the amortization of the difference, between the amount at which an investment accounted for under the equity method of accounting is carried (reported) on the balance sheet and the amount of underlying equity in net assets the reporting Entity has in the investee is being recognized.
Other than temporary impairment in Transform