Annual report pursuant to Section 13 and 15(d)

Quarterly Results (unaudited) (Unaudited Quarterly Results) (Details)

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Quarterly Results (unaudited) (Unaudited Quarterly Results) (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended 12 Months Ended
Jan. 28, 2012
Oct. 29, 2011
Jul. 30, 2011
Apr. 30, 2011
Jan. 29, 2011
Oct. 30, 2010
Jul. 31, 2010
May 01, 2010
Jan. 28, 2012
Jan. 29, 2011
Jan. 30, 2010
Quarterly Financial Data [Abstract]                      
Net sales $ 8,724 $ 5,853 $ 5,939 $ 5,889 $ 8,269 $ 5,623 $ 5,537 $ 5,574 $ 26,405 $ 25,003 $ 23,489
Cost of sales (5,151) (3,544) (3,457) (3,586) (4,855) (3,377) (3,214) (3,378) (15,738) (14,824) (13,973)
Gross margin 3,573 2,309 2,482 2,303 3,414 2,246 2,323 2,196 10,667 10,179 9,516
Selling, general and administrative expenses (2,314) (2,018) (1,976) (1,973) (2,245) (2,069) (1,953) (1,993) (8,281) (8,260) (8,062)
Impairments, store closing costs and division consolidation costs 25 0 0 0 (25) 0 0 0 25 (25) (391)
Net income (loss) $ 745 $ 139 $ 241 $ 131 $ 667 $ 10 $ 147 $ 23 $ 1,256 $ 847 $ 329
Basic earnings (loss) per share $ 1.77 $ 0.33 $ 0.56 $ 0.31 $ 1.57 $ 0.02 $ 0.35 $ 0.05 $ 2.96 $ 2.00 $ 0.78
Diluted earnings (loss) per share $ 1.74 $ 0.32 $ 0.55 $ 0.30 $ 1.55 $ 0.02 $ 0.35 $ 0.05 $ 2.92 $ 1.98 $ 0.78