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Long-Term Debt (Details) - USD ($)
$ in Millions
12 Months Ended
Jan. 30, 2016
Apr. 10, 2013
Debt Instrument [Line Items]    
Line of credit, maximum borrowing amount   $ 50.0
Percentage of net income which cash dividends cannot exceed 30.00%  
Percentage of net worth which cash dividends cannot exceed 25.00%  
Outstanding letters of credit $ 1.5  
Line of credit, available borrowing amount $ 48.5  
Line of credit facility, expiration date Apr. 10, 2018