Taxes (Income Tax Expense) (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 28, 2023	Jan. 29, 2022	Jan. 30, 2021
Taxes Payable [Abstract]
Current federal income tax expense (benefit)	$ 361	$ 369	$ (520)
Deferred federal income tax expense (benefit)	(56)	(21)	(179)
Federal income tax expense (benefit), total	305	348	(699)
Current state and local income tax expense (benefit)	18	48	1
Deferred state and local income tax expense (benefit)	18	40	(148)
State and local income tax expense (benefit), total	36	88	(147)
Current income tax expense (benefit), total	379	417	(519)
Deferred income taxes	(38)	19	(327)
Income tax expense (benefit), total	$ 341	$ 436	$ (846)