SERP (Amounts Recognized In Accumulated Other Comprehensive Loss (Pre-tax)) (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 29, 2022	Jan. 30, 2021	Feb. 01, 2020
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract]
Actuarial (gain) loss	$ (14)	$ 7	$ 34
Amortization of net loss and other	(8)	(9)	(1)
Total recognized in accumulated other comprehensive loss	$ (22)	$ (2)	$ 33