Annual report pursuant to Section 13 and 15(d)

Shareholders' Equity (Narrative) (Details)

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Shareholders' Equity (Narrative) (Details) (USD $)
In Millions, except Share data, unless otherwise specified
3 Months Ended 12 Months Ended
Aug. 03, 2013
Feb. 01, 2014
Feb. 02, 2013
Jan. 28, 2012
Jan. 29, 2011
Stockholders' Equity Note [Abstract]          
Preferred stock, shares authorized   125,000,000      
Preferred stock, par value   $ 0.01      
Preferred stock, shares issued   0      
Common stock, shares authorized   1,000,000,000      
Common stock, par value   $ 0.01      
Common stock, shares issued   410,605,800 444,605,800 487,338,500 495,038,500
Common stock, shares outstanding   364,935,000 387,701,100 414,181,000 423,341,300
Retirement of common stock   34,000,000 42,732,700 7,700,000  
Stock repurchase program authorized amount $ 1,500 $ 13,500      
Stock repurchased during period, shares   33,600,000 35,572,886 16,356,531  
Stock repurchased during period, value   1,570 1,350 500  
Stock repurchase program remaining authorized repurchase amount   $ 1,432      
Treasury Stock, Other [Member]
         
Stockholders' Equity Note [Abstract]          
Common stock, shares issued   44,441,600 55,695,200 71,910,700 70,448,200
Retirement of common stock   34,000,000 42,732,700 7,700,000