Micron Memory Japan, Inc. (Details) $ / shares in Units, $ in Millions		1 Months Ended	12 Months Ended			24 Months Ended
	Jul. 31, 2013 USD ($) mm	Aug. 29, 2013 USD ($)	Sep. 03, 2015 USD ($)	Aug. 28, 2014 USD ($)	Aug. 29, 2013 USD ($) $ / shares	Aug. 28, 2014 USD ($)
Recognized amounts of identifiable assets acquired and liabilities assumed: [Abstract]
Preliminary gain on acquisition recognized in 2013					$ 1,484
Adjustment for priliminary pre-petition liabilities			$ 0	$ (33)
Business Acquisition, Pro Forma Information [Abstract]
Component of pro forma net income (loss) related to forgiveness of debt income for which no adjustment was made					1,690
Net sales					12,494
Net income					3,825
Net income attributable to Micron					$ 3,770
Earnings per share: [Abstract]
Basic (in dollars per share) | $ / shares					$ 3.69
Diluted (in dollars per share) | $ / shares					$ 3.57
MMJ Acquisition [Member]
Business Acquisition [Line Items]
Cash paid for the MMJ Acquisition	$ 949
Recognized amounts of identifiable assets acquired and liabilities assumed: [Abstract]
Cash and equivalents	999
Receivables	697
Inventories	962
Restricted cash	557
Other current assets	142
Property, plant and equipment	935
Equity method investment	40
Intangible assets	10
Deferred tax assets	811
Other noncurrent assets	66
Accounts payable and accrued expenses	(409)
Current portion of long-term debt	(673)
Long-term debt	(1,461)
Other noncurrent liabilities	(75)
Total net assets acquired	2,601
Noncontrolling interests in MMJ	168
Consideration	$ 949
Preliminary gain on acquisition recognized in 2013					$ 1,484
Adjustment for priliminary pre-petition liabilities				$ (33)
Final gain on acquisition						$ 1,451
Business Acquisition, Pro Forma Information [Abstract]
MMJ Group net sales after acquisition date		$ 355
MMJ Group operating income after acquisition date		$ 46
Transaction costs					$ 50
MMJ Acquisition [Member] | Rexchip Electronics Corporation, now known as Micron Memory Taiwan Co., Ltd. [Member]
Business Acquisition [Line Items]
Business Acquisition, Equity Interest Held by Acquiree, Less than Wholly Owned Subsidiary, Ownership Percentage	65.00%
Additional interest in MMT acquired	24.00%
Elpida Memories, Inc. now known as Micron Memory Japan, Inc. [Member]
Business Acquisition [Line Items]
Diameter of Wafer Used in Production (in millimeters) | mm	300
Rexchip Electronics Corporation, now known as Micron Memory Taiwan Co., Ltd. [Member]
Business Acquisition [Line Items]
Ownership percentage after stock transactions during period (in hundredths)			99.50%
Diameter of Wafer Used in Production (in millimeters) | mm	300