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Fair Value Disclosures (REIT Assets Measured on Recurring Basis) (Details) (USD $)
In Millions, unless otherwise specified |
Feb. 02, 2013
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Jan. 28, 2012
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|---|---|---|
| Cost basis of REITs | $ 7 | $ 80 |
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Fair Value, Inputs, Level 1 [Member]
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| REIT assets | 33 | 336 |
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Fair Value, Inputs, Level 2 [Member]
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| REIT assets | ||
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Fair Value, Inputs, Level 3 [Member]
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| REIT assets |