Annual report pursuant to Section 13 and 15(d)

Summary of significant accounting policies - Additional Information (Detail)

v2.4.0.6
Summary of significant accounting policies - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Feb. 02, 2013
Jan. 28, 2012
Jan. 29, 2011
Product Information [Line Items]      
Allowance for receivables net $ 973 $ 556  
Outstanding debt 0 0  
Accrued liability loyalty programs 7,084 6,207  
Cost of loyalty programs 22,044 17,200 12,942
Duration of refund for sales return 60 days    
Recognized income from gift cards breakage due to change in circumstances     2,000
Deferred gift card revenue 13,364 10,573  
Total advertising costs 118,365 99,446 84,796
Prepaid advertising costs 6,251 4,721  
Stock compensation expense 13,375 11,605 11,155
Stop loss coverage of employee health claims 150    
Stop loss coverage of general liability claims 100    
Stop loss coverage of workers compensation claims 250    
Product [Member]
      
Product Information [Line Items]      
Revenue from Salon Service $ 121,357 $ 98,479 $ 86,484