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Long-Term Debt - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jul. 30, 2016
Aug. 01, 2015
Jul. 30, 2016
Aug. 01, 2015
Jan. 30, 2016
Debt Instrument [Line Items]          
Term loan $ 137,526   $ 137,526   $ 158,000
Debt instrument discount at issuance 993   993   1,288
Debt issuance costs 1,522   1,522   1,696
UNUSED ELEMENTS          
Amortization Of Financing Costs And Discounts     549 $ 362  
Term Loan          
Debt Instrument [Line Items]          
Senior secured loan facility $ 160,000   $ 160,000    
Debt instrument issuance price, percentage of aggregate principal amount 99.00%   99.00%    
Line of credit , maturity date     Dec. 03, 2020    
Term loan $ 137,526   $ 137,526   158,000
Debt instrument discount at issuance 993   993   1,288
Debt issuance costs 1,522   1,522   $ 1,696
Mandatory prepayment amount of debt     7,674    
Voluntary loan prepayment 12,000   12,000    
Quarterly loan payment 400   800    
Loan prepayment penalty     150    
Prior Term Loan          
Debt Instrument [Line Items]          
Amortization of discount 67 $ 66 295 133  
Amortization of debt issuance costs $ 88 $ 83 $ 174 $ 166