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Credit Facilities and Lease Obligations (2011 Secured Credit Facilities) (Details) - USD ($)
3 Months Ended 12 Months Ended
Aug. 03, 2014
Aug. 04, 2013
Jan. 31, 2016
Feb. 01, 2015
Feb. 02, 2014
Debt Instrument [Line Items]          
Loss on retirement of debt     $ 967,000
Loss on cash flow hedge reclassified to net income, previously charged to other comprehensive income     $ 516,000
Interest Rate Contract [Member]          
Debt Instrument [Line Items]          
Inception date   Mar. 03, 2011      
Effective date   Apr. 01, 2012      
Maturity date   Dec. 31, 2015      
Termination date   Jul. 12, 2013      
Notional amount   $ 17,500,000      
Loss on cash flow hedge reclassified to net income, previously charged to other comprehensive income   $ 516,000      
LIBOR [Member] | Interest Rate Contract [Member]          
Debt Instrument [Line Items]          
Spread over variable rate   3.00%      
2011 Secured Credit Facilities [Member]          
Debt Instrument [Line Items]          
Issuance date   Jan. 28, 2011      
Debt maturity date   Jan. 01, 2016      
Retirement date   Jul. 12, 2013      
Repayment of secured debt   $ 21,700,000      
Loss on retirement of debt   967,000      
Description of variable rate basis three-month LIBOR rate over 3.00%        
2011 Secured Credit Facilities [Member] | Revolving Credit Facility [Member]          
Debt Instrument [Line Items]          
Maximum borrowing capacity   25,000,000      
2011 Secured Credit Facilities [Member] | Secured Debt [Member]          
Debt Instrument [Line Items]          
Maximum borrowing capacity   $ 35,000,000