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Line of Credit (Details) - USD ($)
12 Months Ended
Jan. 28, 2017
Jan. 30, 2016
Jan. 31, 2015
Revolving Credit Facility [Member]      
Line of Credit (Details) [Line Items]      
Line of Credit Facility, Current Borrowing Capacity $ 50,000,000    
Line of Credit Facility, Dividend Restrictions The Credit Facility contains customary affirmative andnegative covenants, including restrictions on dividends and share repurchases, incurrence of additional indebtedness andacquisitions and covenants around the net number of store closings and restrictions related to the payment of cash dividendsand share repurchases, including limiting the amount of dividends to $5.0 million annually and not allowing borrowings underthe amended facility for the six months before or six months after the dividend payment or repurchase of shares.    
Dividends and Share Repurchase Maximum $ 5,000,000    
Line of Credit Facility, Maximum Amount Outstanding During Period 21,500,000    
Letters of Credit Outstanding, Amount   $ 0 $ 0
Line of Credit Facility, Remaining Borrowing Capacity 39,000,000 $ 41,000,000  
Repayments of Lines of Credit 4,700,000    
Revolving Credit Facility [Member] | Increased Maximum During Months of October, November, and December [Member]      
Line of Credit (Details) [Line Items]      
Line of Credit Facility, Current Borrowing Capacity $ 75,000,000    
Minimum [Member] | Prime Rate [Member]      
Line of Credit (Details) [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 0.75%    
Minimum [Member] | Revolving Credit Facility [Member]      
Line of Credit (Details) [Line Items]      
Line of Credit Facility, Commitment Fee Percentage 0.375%    
Minimum [Member] | Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]      
Line of Credit (Details) [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 2.25%    
Maximum [Member]      
Line of Credit (Details) [Line Items]      
Line of Credit Facility, Commitment Fee Percentage 0.50%    
Maximum [Member] | Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]      
Line of Credit (Details) [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 2.75%    
Maximum [Member] | Revolving Credit Facility [Member] | Prime Rate [Member]      
Line of Credit (Details) [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 1.25%