Schedule I Condensed Parent Company Cash Flows (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Aug. 28, 2014	Aug. 29, 2013	Aug. 30, 2012
Condensed Cash Flow Statements, Captions [Line Items]
Net cash (used for) provided by operating activities	$ 5,699	$ 1,811	$ 2,114
Cash flows from investing activities
Purchases of available-for-sale securities	(1,063)	(924)	(564)
Expenditures for property, plant and equipment	(2,658)	(1,244)	(1,699)
Payments to settle hedging activities	(26)	(253)	(62)
Additions to equity method investments	0	0	(187)
Proceeds from sales and maturities of available-for-sale securities	557	678	152
Cash received from disposition of interest in Aptina	105	0	0
Other	96	31	43
Net cash used for investing activities	(2,453)	(1,712)	(2,312)
Cash flows from financing activities
Repayments of debt	(3,843)	(743)	(203)
Cash paid to purchase common stock under equity plans	(76)	(5)	(6)
Payments on equipment purchase contracts	(479)	(214)	(172)
Proceeds from issuance of debt	2,212	1,121	1,065
Proceeds from issuance of common stock under equity plans	265	150	5
Proceeds from equipment sale-leaseback transactions	14	126	609
Other	(115)	(87)	(141)
Net cash provided by (used for) financing activities	(1,948)	322	497
Effect of changes in currency exchange rates on cash and equivalents	(28)	0	0
Net increase (decrease) in cash and equivalents	1,270	421	299
Cash and equivalents at beginning of period	2,880	2,459	2,160
Cash and equivalents at end of period	4,150	2,880	2,459
Micron Technology, Inc. [Member]
Condensed Cash Flow Statements, Captions [Line Items]
Net cash (used for) provided by operating activities	888	(347)	(48)
Cash flows from investing activities
Purchases of available-for-sale securities	(1,047)	(924)	(559)
Expenditures for property, plant and equipment	(323)	(281)	(682)
Cash contributions to subsidiaries	(121)	(23)	(84)
Expenditures for intangible assets	(43)	(34)	(40)
Payments to settle hedging activities	(27)	(256)	(51)
Cash paid for the MMJ Acquisition	0	(596)	0
Loan to equity method investee	0	(45)	0
Cash paid to terminate lease to IMFT	0	0	(107)
Additions to equity method investments	0	0	(17)
Proceeds from sales and maturities of available-for-sale securities	557	678	151
Proceeds from repayment of loans to subsidiaries, net	379	851	556
Cash distributions from subsidiaries	227	38	499
Cash received from disposition of interest in Aptina	105	0	0
Proceeds from receipt of loan payments	56	0	0
Proceeds from sales of property, plant and equipment	45	38	63
Proceeds from settlement of hedging activities	23	38	26
Other	7	9	(28)
Net cash used for investing activities	(162)	(507)	(273)
Cash flows from financing activities
Repayments of debt	(2,469)	(777)	(117)
Cash paid to purchase common stock under equity plans	(76)	(5)	(6)
Payments on equipment purchase contracts	(69)	(73)	(41)
Payments of licensing obligations	(47)	(31)	(18)
Debt issuance costs	(33)	(17)	(21)
Cash paid for capped call transactions	0	(48)	(103)
Proceeds from issuance of debt	1,750	693	1,113
Proceeds from issuance of common stock under equity plans	265	150	5
Proceeds from equipment sale-leaseback transactions	0	126	439
Cash received for capped call transactions	0	24	0
Other	1	2	0
Net cash provided by (used for) financing activities	(678)	44	1,251
Effect of changes in currency exchange rates on cash and equivalents	(1)	0	0
Net increase (decrease) in cash and equivalents	47	(810)	930
Cash and equivalents at beginning of period	1,202	2,012	1,082
Cash and equivalents at end of period	$ 1,249	$ 1,202	$ 2,012