CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) (USD $)
In Millions, except Per Share data
Apr. 30, 2011
Jan. 29, 2011
May 01, 2010
Balance Sheets Parenthetical [Abstract]      
Accumulated depreciation $ 2,963 $ 2,854 $ 2,806
Common stock, authorized 1,250 1,250 1,250
Common stock, par value per share $ 0.5 $ 0.5 $ 0.5
Common stock, issued and outstanding 216 237 236