Consolidated Statements of Changes in Stockholders' Equity (USD $)
In Thousands, unless otherwise specified
Total
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Treasury Stock [Member]
Balance at start of period at Jan. 28, 2012 $ 281,147 $ 890 $ 87,713 $ 192,654 $ (7) $ (103)
Balance at start of period, treasury stock (shares) at Jan. 28, 2012           59
Balance, at start of period (shares) at Jan. 28, 2012   88,887        
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 139,267     139,267    
Issuance of common stock (shares)   376        
Issuance of common stock 623 3 620      
Share-based compensation 16,308   16,308      
Tax benefit from share-based compensation 371   371      
Repurchase of common stock (shares) (4,000) (4,039)       (4,039)
Repurchase of common stock (66,541)         (66,541)
Foreign currency translation (13)       (13)  
Balance at end of period at Feb. 02, 2013 371,162 893 105,012 331,921 (20) (66,644)
Balance at end of period, treasury stock (shares) at Feb. 02, 2013           4,098
Balance, at end of period (shares) at Feb. 02, 2013   85,224        
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 116,539     116,539    
Issuance of common stock (shares)   537        
Issuance of common stock 4,701 6 4,695      
Share-based compensation 21,174          
Tax benefit from share-based compensation (370)   (370)      
Repurchase of common stock (shares) (1,600) (1,795)       (1,795)
Repurchase of common stock (37,929)         (37,929)
Foreign currency translation (708)       (708)  
Balance at end of period at Feb. 01, 2014 474,569 899 130,511 448,460 (728) (104,573)
Balance at end of period, treasury stock (shares) at Feb. 01, 2014 5,893         5,893
Balance, at end of period (shares) at Feb. 01, 2014 89,859 83,966        
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 68,325     68,325    
Issuance of common stock (shares)   541        
Issuance of common stock 0 5 (5)      
Share-based compensation 19,283   19,283      
Tax benefit from share-based compensation 0          
Repurchase of common stock (shares)   (209)       (209)
Repurchase of common stock (3,509)         (3,509)
Foreign currency translation (2,329)       (2,329)  
Balance at end of period at Jan. 31, 2015 $ 556,339 $ 904 $ 149,789 $ 516,785 $ (3,057) $ (108,082)
Balance at end of period, treasury stock (shares) at Jan. 31, 2015 6,102         6,102
Balance, at end of period (shares) at Jan. 31, 2015 90,400 84,298