|
Stock-Based Compensation (Stock-Based Compensation Costs) (Details) (USD $)
In Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
|
Jul. 30, 2011
|
Jul. 31, 2010
|
Jul. 30, 2011
|
Jul. 31, 2010
|
|
| Total stock-based compensation cost | $ 13 | $ 14 | $ 26 | $ 26 |
| Total related income tax benefit recognized in the Consolidated Statements of Operations | 5 | 5 | 10 | 10 |
|
Stock Options [Member]
|
 |  |  |  |
| Total stock-based compensation cost | 7 | 6 | 14 | 14 |
|
Restricted Stock Units (RSUs) [Member]
|
 |  |  |  |
| Total stock-based compensation cost | $ 6 | $ 8 | $ 12 | $ 12 |