v2.4.0.6
Summary Of Significant Accounting Policies (Merchandise Inventories (Detail) (USD $)
In Millions, unless otherwise specified
Sep. 02, 2012
Aug. 28, 2011
Schedule of Inventory [Line Items]    
Merchandise inventories $ 7,096 $ 6,638
UNITED STATES
   
Schedule of Inventory [Line Items]    
United States (primarily LIFO) 4,967 4,548
Foreign
   
Schedule of Inventory [Line Items]    
Foreign (FIFO) $ 2,129 $ 2,090