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Fair Value Disclosures (Other Financial Instruments) (Details) (USD $)
In Millions, unless otherwise specified |
Jan. 28, 2012
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Jan. 29, 2011
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|---|---|---|
| Long-term debt, including current maturities, Carrying Amount | $ 3,102 | $ 3,099 |
| Long-term debt, including current maturities, Fair Value | 3,046 | 3,055 |
| Cost investment (Note 6), Carrying Value | 36 | |
| Other non-financial assets measured on a non-recurring basis, carrying value-stores | 68 | 3 |
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Fair Value, Inputs, Level 3 [Member]
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| Stores | $ 10 |