SERP (Components Of SERP Expense Recognized In The Consolidated Statements Of Earnings) (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]
Participant service cost	$ 2	$ 2	$ 2
Interest cost	6	5	6
Amortization of net loss and other	4	8	9
Total SERP expense	$ 12	$ 15	$ 17