Micron Technology Italia, Srl. (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Feb. 28, 2013	Mar. 01, 2012	Feb. 28, 2013	Mar. 01, 2012	Aug. 30, 2012
Disposal Group, Not Discontinued Operation, Disposal Disclosures [Abstract]
Loss on impairment of MIT assets	$ 62	$ 0	$ 62	$ 0
Other noncurrent assets	53		53		25
Micron Technology Italia, Srl. [Member]
Disposal Group, Not Discontinued Operation, Disposal Disclosures [Abstract]
Diameter of Wafer Used in Production (in millimeters)	200		200
Loss on impairment of MIT assets	62
Net Assets Held For Sale	36		36
Micron Technology Italia, Srl. [Member] | Other Current Assets [Member]
Disposal Group, Not Discontinued Operation, Disposal Disclosures [Abstract]
Other current assets	73		73
Micron Technology Italia, Srl. [Member] | Other Noncurrent Assets [Member]
Disposal Group, Not Discontinued Operation, Disposal Disclosures [Abstract]
Other noncurrent assets	37		37
Micron Technology Italia, Srl. [Member] | Accounts Payable And Accrued Expenses [Member]
Disposal Group, Not Discontinued Operation, Disposal Disclosures [Abstract]
Accounts payable and accrued expenses	(40)		(40)
Micron Technology Italia, Srl. [Member] | Other Noncurrent Liabilities [Member]
Disposal Group, Not Discontinued Operation, Disposal Disclosures [Abstract]
Other noncurrent liabilities	$ (34)		$ (34)