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
Feb. 02, 2013
Jan. 28, 2012
Feb. 02, 2013
Jan. 28, 2012
Jan. 29, 2011
Jan. 30, 2010
Stockholders' Equity Note [Abstract]            
Preferred stock, shares authorized 125,000,000   125,000,000      
Preferred stock, par value $ 0.01   $ 0.01      
Preferred stock, shares issued 0   0      
Common stock, shares authorized 1,000,000,000   1,000,000,000      
Common stock, par value $ 0.01   $ 0.01      
Common stock, shares issued 444,605,800 487,338,500 444,605,800 487,338,500 495,038,500 495,038,500
Common stock, shares outstanding 387,701,100 414,181,000 387,701,100 414,181,000 423,341,300 420,843,200
Retirement of common stock     42,732,700 7,700,000    
Stock repurchase program authorized amount $ 1,500 $ 1,000 $ 12,000      
Stock repurchased during period, shares     35,572,886 16,356,500    
Stock repurchased during period, value     1,350 500    
Stock repurchase program remaining authorized repurchase amount     $ 1,502