Revenue (Disaggregated Net Sales) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 31, 2020	Nov. 02, 2019	Oct. 31, 2020	Nov. 02, 2019
Disaggregation of Revenue [Line Items]
Net sales	$ 3,002	$ 3,566	$ 6,806	$ 10,694
Disaggregated sales by category	100.00%	100.00%	100.00%	100.00%
Digital Sales [Member]
Disaggregation of Revenue [Line Items]
Disaggregated sales by category	54.00%	34.00%	56.00%	32.00%
Full-Price [Member]
Disaggregation of Revenue [Line Items]
Net sales	$ 2,120	$ 2,270	$ 4,543	$ 6,928
Off-Price [Member]
Disaggregation of Revenue [Line Items]
Net sales	$ 882	$ 1,296	$ 2,263	$ 3,766