Annual report pursuant to Section 13 and 15(d)

Stock Based Compensation (Additional Information Relating To Stock Options) (Details)

v2.4.0.6
Stock Based Compensation (Additional Information Relating To Stock Options) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Jan. 28, 2012
Jan. 29, 2011
Jan. 30, 2010
Share-based Compensation [Abstract]      
Intrinsic value of options exercised $ 64 $ 13 $ 2
Grant date aggregate fair value of options vested 50 55 71
Cash received from stock options exercised 141 39 8
Tax benefits realized from exercised stock options and vested restricted stock $ 20 $ 4 $ 0