Leases - Additional Information (Details) $ in Millions	3 Months Ended
	May 04, 2019 USD ($)
Leases [Line Items]
Operating lease option to extend reasonably certain of being exercised	$ 2,900
Finance lease option to extend reasonably certain of being exercised	1,400
Legally binding lease payments for leases signed but not yet commenced	$ 14
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