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Borrowings (Details) (USD $)
3 Months Ended 9 Months Ended 9 Months Ended 9 Months Ended
Nov. 02, 2013
Nov. 02, 2013
quarters
Oct. 27, 2012
Nov. 02, 2013
Amended and Restated Credit Agreement [Member]
Jul. 28, 2011
Amended and Restated Credit Agreement [Member]
Nov. 02, 2013
Amended and Restated Credit Agreement [Member]
Federal Funds Open Rate Plus 1/2 of 1% [Member]
Federal Funds Open Rate [Member]
Nov. 02, 2013
Amended and Restated Credit Agreement [Member]
Daily Adjusted Eurodollar Rate Plus 1.0% [Member]
Daily Adjusted Eurodollar Rate [Member]
Nov. 02, 2013
Amended and Restated Credit Agreement [Member]
Minimum [Member]
Nov. 02, 2013
Amended and Restated Credit Agreement [Member]
Maximum [Member]
Nov. 02, 2013
Term Loan Agreement [Member]
Feb. 21, 2013
Term Loan Agreement [Member]
Jan. 23, 2013
Term Loan Agreement [Member]
Feb. 24, 2012
Term Loan Agreement [Member]
Line of Credit Facility [Line Items]                          
Unsecured credit agreement amount         $ 350,000,000           $ 150,000,000 $ 150,000,000 $ 300,000,000
Interest period               3 months          
Period following commencement of interest period       3 months                  
Debt instrument, basis spread on variable rate           0.50% 1.00%            
Forward minimum rent commitment ratio 600.00% 600.00%                      
Percentage facility fees accrue               0.125% 0.30%        
Leverage ratio under credit facility                 3.75        
EBITDAR look back period (in consecutive fiscal quarter periods)   4                      
Quarterly amortization payment, principal                   3,750,000      
Final repayment                   90,000,000      
Borrowings 138,800,000 138,800,000               138,800,000      
Interest expense, total $ 1,100,000 $ 3,200,000 $ 2,300,000