Quarterly Financial Information Quarterly Financial Information (Tables)

12 Months Ended

Sep. 01, 2011

Notes to Financial Statements [Abstract]

Schedule of Quarterly Financial Information, Current Year [Text Block]

2011	Fourth Quarter			Third Quarter		Second Quarter		First Quarter
Net sales	$	2,140		$	2,139	$	2,257	$	2,252
Gross margin	321			478		435		524
Operating income (loss)	(51		)	237		179		390
Net income (loss)	(134		)	77		75		172
Net income (loss) attributable to Micron	(135		)	75		72		155
Earnings (loss) per share:
Basic	$	(0.14	)	$	0.07	$	0.07	$	0.16
Diluted	(0.14		)	0.07		0.07		0.15

Schedule of Quarterly Financial Information, Prior Year [Text Block]

2010	Fourth Quarter		Third Quarter		Second Quarter		First Quarter
Net sales	$	2,493	$	2,288	$	1,961	$	1,740
Gross margin	781		848		642		443
Operating income	433		540		415		201
Net income	359		960		379		202
Net income attributable to Micron	342		939		365		204
Earnings per share:
Basic	$	0.35	$	1.06	$	0.43	$	0.24
Diluted	0.32		0.92		0.39		0.23