Leases - Additional Information (Details) $ in Billions	6 Months Ended
	Aug. 03, 2019 USD ($)
Leases [Line Items]
Operating lease option to extend reasonably certain of being exercised	$ 2.9
Finance lease option to extend reasonably certain of being exercised	$ 1.4
Store [Member]
Leases [Line Items]
Lease extension term	5 years
Minimum [Member] | Store [Member]
Leases [Line Items]
Lease initial term	20 years
Lease renewal term	4 years
Maximum [Member] | Store [Member]
Leases [Line Items]
Lease initial term	25 years
Lease renewal term	8 years