v2.4.0.6
Document and Entity Information Document (USD $)
12 Months Ended
Aug. 30, 2012
Oct. 18, 2012
Mar. 01, 2012
Entity Information [Line Items]      
Entity Registrant Name MICRON TECHNOLOGY INC    
Entity Central Index Key 0000723125    
Current Fiscal Year End Date --08-30    
Entity Filer Category Large Accelerated Filer    
Document Type 10-K    
Document Period End Date Aug. 30, 2012    
Document Fiscal Year Focus 2012    
Document Fiscal Period Focus FY    
Amendment Flag false    
Entity Common Stock, Shares Outstanding   1,017,560,523  
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Public Float     $ 5,700,000,000