Acquisitions (Details) - USD ($) $ in Millions				12 Months Ended
	Aug. 07, 2019	May 09, 2019	Oct. 01, 2018	Feb. 01, 2020	Feb. 02, 2019	Jan. 30, 2021
Business Acquisition [Line Items]
Total purchase price, net of cash acquired				$ 145	$ 787
Goodwill				$ 984		$ 986
Critical Signal Technologies, Inc. [Member]
Business Acquisition [Line Items]
Total purchase price, net of cash acquired		$ 125
Goodwill		52
Transaction costs		3
BioSensics, LLC [Member]
Business Acquisition [Line Items]
Total purchase price, net of cash acquired	$ 20
Intangible assets	$ 4
Amortization period	3 years
Goodwill	$ 19
GreatCall, Inc. [Member]
Business Acquisition [Line Items]
Total purchase price, net of cash acquired			$ 787
Goodwill			490
Transaction costs			$ 13
Customer Relationships [Member] | Critical Signal Technologies, Inc. [Member]
Business Acquisition [Line Items]
Intangible assets		$ 83
Amortization period		15 years