Stock Based Compensation (Additional Information Relating To Stock Options) (Details) - USD ($) $ in Millions |
12 Months Ended | ||
---|---|---|---|
Jan. 30, 2016 |
Jan. 31, 2015 |
Feb. 01, 2014 |
|
Share-based Compensation [Abstract] | |||
Intrinsic value of options exercised | $ 127 | $ 189 | $ 207 |
Grant date aggregate fair value of options vested | 46 | 38 | 31 |
Cash received from stock options exercised | 125 | 200 | 254 |
Tax benefits realized from exercised stock options and vested restricted stock | $ 31 | $ 43 | $ 51 |