Segment and Geographic Information (Geographic Information) (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Segment Reporting Information [Line Items]
Revenues	$ 43,638	$ 42,879	$ 42,151
Geographic Areas, Long-Lived Assets [Abstract]
Property and equipment, net	2,328	2,510	2,421
United States
Segment Reporting Information [Line Items]
Revenues	40,114	39,304	38,662
Geographic Areas, Long-Lived Assets [Abstract]
Property and equipment, net	2,150	2,321	2,205
Canada
Segment Reporting Information [Line Items]
Revenues	3,125	3,214	3,187
Geographic Areas, Long-Lived Assets [Abstract]
Property and equipment, net	140	161	190
Other
Segment Reporting Information [Line Items]
Revenues	399	361	302
Geographic Areas, Long-Lived Assets [Abstract]
Property and equipment, net	$ 38	$ 28	$ 26