Taxes (Tax Effects That Give Rise To Significant Portions Of Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Millions	Feb. 02, 2019	Feb. 03, 2018
Deferred tax assets:
Post employment and postretirement benefits	$ 208	$ 188
Accrued liabilities accounted for on a cash basis for tax purposes	222	218
Long-term debt	18	25
Unrecognized state tax benefits and accrued interest	39	39
State operating loss and credit carryforwards	103	101
Other	154	158
Valuation allowance	(75)	(65)
Total deferred tax assets	669	664
Deferred tax liabilities:
Excess of book basis over tax basis of property and equipment	(987)	(923)
Merchandise inventories	(398)	(389)
Intangible assets	(308)	(276)
Other	(214)	(224)
Total deferred tax liabilities	(1,907)	(1,812)
Net deferred tax liability	$ (1,238)	$ (1,148)