Segments (Revenue by Reportable Segment and Product Category) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 30, 2021	Oct. 31, 2020	Oct. 30, 2021	Oct. 31, 2020
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	$ 11,910	$ 11,853	$ 35,396	$ 30,325
Domestic Segment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	10,985	10,850	32,837	27,893
Domestic Segment [Member] | Computing and Mobile Phones [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	4,901	5,059	14,460	13,130
Domestic Segment [Member] | Consumer Electronics [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	3,346	3,197	9,964	8,090
Domestic Segment [Member] | Appliances [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	1,628	1,478	4,864	3,703
Domestic Segment [Member] | Entertainment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	527	509	1,755	1,430
Domestic Segment [Member] | Services [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	541	578	1,667	1,461
Domestic Segment [Member] | Other [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	42	29	127	79
International Segment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	925	1,003	2,559	2,432
International Segment [Member] | Computing and Mobile Phones [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	462	531	1,230	1,211
International Segment [Member] | Consumer Electronics [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	253	265	720	663
International Segment [Member] | Appliances [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	87	93	260	243
International Segment [Member] | Entertainment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	54	50	176	156
International Segment [Member] | Services [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	54	51	128	119
International Segment [Member] | Other [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	$ 15	$ 13	$ 45	$ 40