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Debt (Details)
$ in Thousands
12 Months Ended
Jan. 30, 2016
USD ($)
Oct. 13, 2015
USD ($)
1 month LIBOR    
Debt    
Interest rate added to the reference rate (as a percent) 2.50%  
Credit Agreement    
Debt    
Principal amount $ 23,600  
Threshold amount of acquisitions, mergers or consolidations in excess of which consent is required to be obtained $ 5,000  
Credit Agreement | Minimum    
Debt    
Fixed charge coverage ratio to be maintained 1.2  
Credit Agreement | Until fiscal quarter ending January 30, 2016    
Debt    
Senior funded debt ratio 2.25  
Credit Agreement | Thereafter    
Debt    
Senior funded debt ratio 2.00  
Term Note | 2015 Term Note    
Debt    
Principal amount $ 6,000  
Total amount outstanding 5,700  
Upfront fee   $ 30
Term Note | 2014 Term Note    
Debt    
Principal amount 19,000  
Total amount outstanding 11,700  
Term Note | 2013 Term Note    
Debt    
Principal amount 16,600  
Total amount outstanding $ 6,200  
Term Note | Adjusted annual LIBOR | 2015 Term Note | Minimum    
Debt    
Interest rate added to the reference rate (as a percent) 2.75%  
Term Note | Adjusted annual LIBOR | 2015 Term Note | Maximum    
Debt    
Interest rate added to the reference rate (as a percent) 3.00%  
Term Note | Prime rate | 2015 Term Note    
Debt    
Interest rate added to the reference rate (as a percent) 0.25%  
Revolver    
Debt    
Maximum borrowing capacity $ 2,000  
Outstanding amount $ 0