Property and Equipment - Schedule of Property and Equipment (Parenthetical) (Detail) - USD ($) $ in Thousands	Feb. 03, 2018	Jan. 28, 2017
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 1,083,837	$ 916,159
Accumulated amortization	283,139	234,103
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	110,400	68,400
Building and Equipment under Capital Leases [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	8,060	7,603
Accumulated amortization	$ 2,100	$ 1,600