Segment Reporting (Information By Reportable Segment) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 31, 2021	Aug. 01, 2020	Jul. 31, 2021	Aug. 01, 2020
Segment Reporting Information [Line Items]
Earnings (loss) before interest and income taxes	$ 151	$ (370)	$ 66	$ (1,183)
Interest expense, net	(40)	(51)	(177)	(85)
Earnings (loss) before income taxes	111	(421)	(111)	(1,268)
Retail [Member]
Segment Reporting Information [Line Items]
Earnings (loss) before interest and income taxes	193	(394)	138	(1,105)
Corporate/Other [Member]
Segment Reporting Information [Line Items]
Earnings (loss) before interest and income taxes	$ (42)	$ 24	$ (72)	$ (78)