Segments (Revenue by Reportable Segment and Product Category) (Details) - USD ($) $ in Millions		3 Months Ended
		May 04, 2019	May 05, 2018
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues		$ 9,142	$ 9,109
Domestic Segment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	[1]	8,481	8,412
Domestic Segment [Member] | Computing and Mobile Phones [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	[1]	3,851	3,899
Domestic Segment [Member] | Consumer Electronics [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	[1]	2,662	2,655
Domestic Segment [Member] | Appliances [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	[1]	961	883
Domestic Segment [Member] | Entertainment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	[1]	473	548
Domestic Segment [Member] | Services [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	[1]	497	393
Domestic Segment [Member] | Other [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	[1]	37	34
International Segment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	[1]	661	697
International Segment [Member] | Computing and Mobile Phones [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	[1]	305	331
International Segment [Member] | Consumer Electronics [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	[1]	203	206
International Segment [Member] | Appliances [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	[1]	59	61
International Segment [Member] | Entertainment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	[1]	36	43
International Segment [Member] | Services [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	[1]	43	39
International Segment [Member] | Other [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	[1]	$ 15	$ 17

[1] Refer to our Annual Report on Form 10-K for the fiscal year ended February 2, 2019, for additional information regarding the key components of each revenue category.