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Property and Equipment (Details) - USD ($)
$ in Thousands
12 Months Ended
Feb. 01, 2020
Feb. 02, 2019
Feb. 03, 2018
Property Plant And Equipment [Line Items]      
Total property and equipment, gross $ 189,421 $ 168,136  
Less accumulated depreciation and amortization (90,654) (76,052)  
Total property and equipment, net 98,767 92,084  
Depreciation expense 19,294 17,961 $ 15,864
Furniture, fixtures, and equipment      
Property Plant And Equipment [Line Items]      
Total property and equipment, gross 84,059 71,820  
Leasehold improvements      
Property Plant And Equipment [Line Items]      
Total property and equipment, gross 103,791 94,573  
Construction in progress      
Property Plant And Equipment [Line Items]      
Total property and equipment, gross $ 1,571 $ 1,743