SERP (Benefit Obligations And Funded Status) (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 28, 2023	Jan. 29, 2022	Jan. 30, 2021
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract]
Benefit obligation at beginning of year	$ 212	$ 229
Participant service cost	2	2	$ 2
Interest cost	6	5	6
Benefits paid	(10)	(10)
Actuarial (gain) loss	(34)	(14)	7
Benefit obligation at end of year	176	212	229
Fair value of plan assets at beginning of year	0	0
Employer contribution	10	10
Benefits paid	(10)	(10)
Fair value of plan assets at end of year	0	0	$ 0
Underfunded status at end of year	$ (176)	$ (212)