Useful Lives of Major Classes of Assets (Detail)	6 Months Ended
	Aug. 03, 2019
Buildings
Property, Plant and Equipment, Estimated Useful Lives, Lease Terms [Line Items]
Useful lives in asset class	25 years
Leasehold Improvements
Property, Plant and Equipment, Estimated Useful Lives, Lease Terms [Line Items]
Useful lives in asset class	Lesser of 10 years or the term of the lease
Leasehold Improvements | Maximum
Property, Plant and Equipment, Estimated Useful Lives, Lease Terms [Line Items]
Useful lives in asset class	10 years
Fixtures and Equipment
Property, Plant and Equipment, Estimated Useful Lives, Lease Terms [Line Items]
Useful lives in asset class	5 years
Information Technology | Minimum
Property, Plant and Equipment, Estimated Useful Lives, Lease Terms [Line Items]
Useful lives in asset class	3 years
Information Technology | Maximum
Property, Plant and Equipment, Estimated Useful Lives, Lease Terms [Line Items]
Useful lives in asset class	5 years