Income Taxes (Components of Deferred Tax Assets And Liabilities) (Detail) (USD $) In Millions, unless otherwise specified	Sep. 02, 2012	Aug. 28, 2011
Income Taxes
Equity compensation	$ 79	$ 89
Deferred income/membership fees	148	134
Accrued liabilities and reserves	461	429
Other	55	32
Total deferred tax assets	743	684
Property and equipment	522	494
Merchandise inventories	182	164
Total deferred tax liabilities	704	658
Net deferred tax assets	$ 39	$ 26