|
Stockholders' Equity (Comprehensive Income) (Details) (USD $)
In Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
|
Jul. 30, 2011
|
Jul. 31, 2010
|
Jul. 30, 2011
|
Jul. 31, 2010
|
|
| Stockholders Equity Disclosure [Abstract] | Â | Â | Â | Â |
| Net income | $ 14 | $ 14 | $ 78 | $ 74 |
| Amortization of net actuarial loss and prior service cost | 19 | 35 | 38 | 70 |
| Unrealized gain in REITs | 7 | Â | 30 | 30 |
| Total other comprehensive income | 26 | 35 | 68 | 100 |
| Total comprehensive income | $ 40 | $ 49 | $ 146 | $ 174 |