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Taxes (Tax Effects That Give Rise To Significant Portions Of Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Millions | Jan. 30, 2016 | Jan. 31, 2015
--- | --- | ---
Deferred tax assets: |  |
Post employment and postretirement benefits | $ 536 | $ 586
Accrued liabilities accounted for on a cash basis for tax purposes | 340 | 305
Long-term debt | 73 | 83
Unrecognized state tax benefits and accrued interest | 79 | 76
State operating loss and credit carryforwards | 82 | 80
Other | 206 | 175
Valuation allowance | (27) | (24)
Total deferred tax assets | 1,289 | 1,281
Deferred tax liabilities: |  |
Excess of book basis over tax basis of property and equipment | (1,485) | (1,510)
Merchandise inventories | (606) | (585)
Intangible assets | (345) | (294)
Other | (330) | (335)
Total deferred tax liabilities | (2,766) | (2,724)
Net deferred tax liability | $ (1,477) | $ (1,443)

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