Description of Business and Summary of Significant Accounting Policies - Schedule of Property and Equipment (Detail) - USD ($) $ in Thousands	Jan. 30, 2021	Feb. 01, 2020
Property And Equipment [Line Items]
Total property and equipment	$ 69,507	$ 71,061
Less: accumulated depreciation	(51,766)	(45,787)
Property and equipment, net	17,741	25,274
Leasehold Improvements [Member]
Property And Equipment [Line Items]
Total property and equipment	41,155	43,075
Furniture, Fixtures and Equipment [Member]
Property And Equipment [Line Items]
Total property and equipment	14,596	14,565
Capitalized Software [Member]
Property And Equipment [Line Items]
Total property and equipment	12,516	12,516
Construction in Process [Member]
Property And Equipment [Line Items]
Total property and equipment	$ 1,240	$ 905