|
Fair Value Disclosures (Other Financial Instruments) (Details) (USD $)
In Millions, unless otherwise specified |
9 Months Ended | ||
|---|---|---|---|
|
Oct. 27, 2012
|
Jan. 28, 2012
|
Oct. 29, 2011
|
|
| Fair Value Disclosures | |||
| Long-term debt, including current maturities, Carrying Amount | $ 2,868 | $ 3,098 | $ 3,098 |
| Long-term debt, including current maturities, Fair Value | 2,706 | 3,046 | 2,988 |
| Cost investment, Carrying Value | $ 36 | $ 36 | |
| Fair Value, Estimate Not Practicable, Reasons, Cost Method Investments | The cost investment is for equity securities that are not registered and freely tradable shares and their fair values are not readily determinable; however, we believe the carrying value approximates or is less than the fair value. |