Goodwill and Intangible Assets (Definite-Lived Intangible Assets) (Details) - USD ($) $ in Millions	9 Months Ended
	Oct. 31, 2020	Feb. 01, 2020	Nov. 02, 2019
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 476	$ 458	$ 460
Accumulated Amortization	$ 155	95	76
Weighted-Average Useful Life Remaining	6 years
Customer Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 339	339	341
Accumulated Amortization	$ 111	70	56
Weighted-Average Useful Life Remaining	6 years 8 months 12 days
Tradename [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 81	63	63
Accumulated Amortization	$ 20	10	9
Weighted-Average Useful Life Remaining	5 years 1 month 6 days
Developed Technology [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 56	56	56
Accumulated Amortization	$ 24	$ 15	$ 11
Weighted-Average Useful Life Remaining	2 years 9 months 18 days