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 |
| X | ||||||||||
- Definition Amount of deferred tax expense from write-off of the deferred tax asset related to deductible stock options at exercise. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|