Segment Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Mar. 01, 2012	Mar. 03, 2011	Mar. 01, 2012	Mar. 03, 2011
Segment Reporting Information [Line Items]
Net sales	$ 2,009	$ 2,257	$ 4,099	$ 4,509
Operating income (loss)	(205)	179	(287)	569
NSG [Member]
Segment Reporting Information [Line Items]
Net sales	734	552	1,417	1,054
Operating income (loss)	97	72	191	129
DSG [Member]
Segment Reporting Information [Line Items]
Net sales	608	841	1,264	1,744
Operating income (loss)	(167)	51	(306)	276
WSG [Member]
Segment Reporting Information [Line Items]
Net sales	307	510	680	1,021
Operating income (loss)	(129)	10	(187)	66
ESG [Member]
Segment Reporting Information [Line Items]
Net sales	242	252	504	518
Operating income (loss)	15	58	53	136
All Other [Member]
Segment Reporting Information [Line Items]
Net sales	118	102	234	172
Operating income (loss)	$ (21)	$ (12)	$ (38)	$ (38)