Property and Equipment (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Property, Plant and Equipment [Abstract]
Depreciation expense	$ 2,460	$ 2,462	$ 2,305
Total impairments	$ 92	$ 91	$ 43
Buildings and improvements | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives	8 years
Buildings and improvements | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives	39 years
Fixtures and equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives	2 years
Fixtures and equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives	15 years
Computer hardware and software | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives	2 years
Computer hardware and software | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives	7 years