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Stock-Based Compensation (Details) - USD ($)
3 Months Ended 6 Months Ended
Aug. 04, 2018
Jul. 29, 2017
Aug. 04, 2018
Jul. 29, 2017
Stock-based compensation expense by type [Abstract]        
Stock options $ 17,000 $ 0 $ 177,000 $ 172,000
Restricted stock units 849,000 618,000 2,372,000 2,109,000
Employee stock purchases 28,000 23,000 57,000 56,000
Director deferred compensation 23,000 6,000 47,000 12,000
Total stock-based compensation expense 917,000 647,000 2,653,000 2,349,000
Income tax benefit recognized 225,000 228,000 593,000 844,000
Stock-based compensation expense, net of income tax $ 692,000 $ 419,000 $ 2,060,000 $ 1,505,000
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) 5,777 5,281 12,331 10,745
Shares Awarded (in shares)     4,435 3,361
Weighted-average grant date fair value of stock options granted (in dollars per share)     $ 7.15 $ 8.47
Grant date fair value of shares purchased through the employee stock purchase plan (in dollars per share) $ 5.35 $ 6.26 4.91 5.24
Purchase price paid for stock purchased through the employee stock purchase plan (in dollars per share) $ 19.47 $ 17.64 $ 18.34 $ 21.42
Stock Options [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares Awarded (in shares) 0 0 19,994 20,372
Total compensation costs related to nonvested awards not yet recognized $ 8,100.0   $ 8,100.0  
Weighted-average period over which nonvested awards are expected to be recognized (in years) 1 month 6 days      
Restricted Stock Units [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares Awarded (in shares) 0 0 145,180 108,429
Total compensation costs related to nonvested awards not yet recognized $ 7,300,000   $ 7,300,000  
Weighted-average period over which nonvested awards are expected to be recognized (in years) 3 years      
Performance-based Restricted Stock Units [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares Awarded (in shares) 0 0 24,392 54,900
Deferred Stock Units [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares Awarded (in shares) 1,023 286 2,002 487