Supplemental Disclosure - Net Interest Expense (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 31, 2020	Aug. 02, 2019	Jul. 31, 2020	Aug. 02, 2019
Net interest expense
Long-term debt	$ 211	$ 173	$ 398	$ 327
Finance lease obligations	8	7	17	14
Short-term borrowings	2	0	12	6
Interest income	(8)	(12)	(12)	(19)
Interest capitalized	0	0	0	(1)
Interest on tax uncertainties	0	(1)	0	(2)
Other	6	2	8	6
Interest – net	$ 219	$ 169	$ 423	$ 331