v3.8.0.1
Document and Entity Information Document - shares
3 Months Ended
Nov. 30, 2017
Dec. 15, 2017
Document and Entity Information [Abstract]    
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-Q  
Document Period End Date Nov. 30, 2017  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   1,156,314,972