Goodwill and Intangible Assets (Definite-Lived Intangible Assets) (Details) - USD ($) $ in Millions	3 Months Ended
	May 02, 2020	Feb. 01, 2020	May 04, 2019
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 476	$ 458	$ 373
Accumulated Amortization	$ 114	95	40
Weighted-Average Useful Life Remaining	6 years 3 months 18 days
Customer Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 339	339	258
Accumulated Amortization	$ 83	70	29
Weighted-Average Useful Life Remaining	6 years 10 months 24 days
Tradename [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 81	63	63
Accumulated Amortization	$ 13	10	5
Weighted-Average Useful Life Remaining	5 years 6 months
Developed Technology [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 56	56	52
Accumulated Amortization	$ 18	$ 15	$ 6
Weighted-Average Useful Life Remaining	3 years 3 months 18 days