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Stock-Based Compensation (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Apr. 29, 2017
Apr. 30, 2016
Stock-based compensation expense by type [Abstract]    
Stock options $ 173 $ 381
Restricted stock unit awards, including performance-based 1,491 1,709
Employee stock purchases 33 36
Director deferred compensation 6 23
Total stock-based compensation expense 1,703 2,149
Income tax benefit recognized 614 781
Stock-based compensation expense, net of income tax $ 1,089 $ 1,368
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares of common stock purchased during the period under the employee stock purchase plan (in shares) 5,464 5,617
Shares Awarded (in shares) 3,361 2,851
Weighted-average grant date fair value of stock options granted (in dollars per share) $ 8.47 $ 10.56
Grant date fair value of shares purchased through the employee stock purchase plan (in dollars per share) 5.60 6.47
Purchase price paid for stock purchased through the employee stock purchase plan (in dollars per share) $ 25.08 $ 25.70
Total compensation costs related to nonvested restricted stock unit awards not yet recognized $ 9,400  
Weighted-average period over which nonvested restricted stock unit awards are expected to be recognized (in years) 2 years 9 months 18 days  
Stock Options [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares Awarded (in shares) 20,372 36,041
Restricted Stock Units [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares Awarded (in shares) 108,429 100,775
Performance-based Restricted Stock Units [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares Awarded (in shares) 54,900 45,300
Deferred Stock Units [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares Awarded (in shares) 201 13,482