Segments (Revenue by Reportable Segment and Product Category) (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 30, 2021	Feb. 01, 2020	Feb. 02, 2019
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	$ 47,262	$ 43,638	$ 42,879
Domestic Segment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	43,293	40,114	39,304
Domestic Segment [Member] | Computing and Mobile Phones [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	19,799	17,819	17,439
Domestic Segment [Member] | Consumer Electronics [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	13,022	13,129	12,959
Domestic Segment [Member] | Appliances [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	5,489	4,493	4,020
Domestic Segment [Member] | Entertainment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	2,769	2,388	2,952
Domestic Segment [Member] | Services [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	2,082	2,126	1,783
Domestic Segment [Member] | Other [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	132	159	151
International Segment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	3,969	3,524	3,575
International Segment [Member] | Computing and Mobile Phones [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	1,854	1,580	1,625
International Segment [Member] | Consumer Electronics [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	1,189	1,163	1,103
International Segment [Member] | Appliances [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	384	317	324
International Segment [Member] | Entertainment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	310	209	258
International Segment [Member] | Services [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	170	199	184
International Segment [Member] | Other [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	$ 62	$ 56	$ 81