Taxes (Tax Effects That Give Rise To Significant Portions Of Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Millions	Jan. 30, 2021	Feb. 01, 2020
Deferred tax assets:
Post employment and postretirement benefits	$ 126	$ 210
Accrued liabilities accounted for on a cash basis for tax purposes	103	165
Lease liabilities	937	864
Unrecognized state tax benefits and accrued interest	39	40
State operating loss and credit carryforwards	194	102
Other	95	110
Valuation allowance	(104)	(80)
Total deferred tax assets	1,390	1,411
Deferred tax liabilities:
Excess of book basis over tax basis of property and equipment	(937)	(988)
Right of use assets	(766)	(707)
Merchandise inventories	(300)	(365)
Intangible assets	(115)	(309)
Other	(180)	(211)
Total deferred tax liabilities	(2,298)	(2,580)
Net deferred tax liability	$ (908)	$ (1,169)