Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Additional Information (Detail)

v3.7.0.1
Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($)
 12 Months Ended
Jan. 28, 2017
Jan. 30, 2016
Jan. 31, 2015
Organization Consolidation and Presentation of Financial Statements [Line Items]      
Allowance for doubtful receivable $ 2,079,000 $ 1,112,000  
Outstanding debt 0 0  
Fixed asset impairment charges 3,124,000 0 $ 0
Accrued liability loyalty programs 30,244,000 20,026,000  
Cost of loyalty programs $ 77,145,000 54,464,000 42,096,000
Duration of refund for sales return 60 days    
Deferred gift card revenue $ 46,268,000 31,830,000  
Gift card breakage 5,335,000 3,728,000  
Total advertising costs 212,714,000 187,158,000 157,847,000
Prepaid advertising costs 9,901,000 6,413,000  
Stock compensation expense 19,340,000 $ 15,594,000 $ 14,923,000
Stop loss coverage of employee health claims 350,000    
Stop loss coverage of general liability claims 100,000    
Stop loss coverage of workers compensation claims $ 250,000    
Sales [Member]      
Organization Consolidation and Presentation of Financial Statements [Line Items]      
Percentage of advertisement expense to sales 4.40% 4.80% 4.90%
Leasehold Improvements [Member]      
Organization Consolidation and Presentation of Financial Statements [Line Items]      
Estimated useful lives or the expected lease term 10 years    
Salon Service [Member]      
Organization Consolidation and Presentation of Financial Statements [Line Items]      
Revenue from Salon service $ 241,105,000 $ 209,249,000 $ 175,533,000
E-commerce [Member]      
Organization Consolidation and Presentation of Financial Statements [Line Items]      
Revenue from E-Commerce 345,342,000 221,077,000 $ 149,857,000
Vendor Allowances [Member]      
Organization Consolidation and Presentation of Financial Statements [Line Items]      
Allowances receivable 59,553,000 46,932,000  
Landlord Allowances [Member]      
Organization Consolidation and Presentation of Financial Statements [Line Items]      
Allowances receivable $ 23,186,000 $ 10,250,000