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Derivative Instruments and Hedging Activities (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended 3 Months Ended 3 Months Ended 12 Months Ended 3 Months Ended
Nov. 01, 2013
Nov. 01, 2013
Interest Rate Swap [Member]
Aug. 02, 2013
Interest Rate Swap [Member]
Nov. 01, 2013
Interest Rate Swap [Member]
Cash Flow Hedging [Member]
Aug. 02, 2013
Interest Rate Swap [Member]
Cash Flow Hedging [Member]
Nov. 01, 2013
Interest Rate Swap [Member]
Cash Flow Hedging [Member]
Interest Expense [Member]
Nov. 02, 2012
Interest Rate Swap [Member]
Cash Flow Hedging [Member]
Interest Expense [Member]
Nov. 01, 2013
Other assets [Member]
Interest Rate Swap [Member]
Aug. 02, 2013
Other assets [Member]
Interest Rate Swap [Member]
Nov. 01, 2013
Current interest rate swap liability [Member]
Aug. 02, 2013
Current interest rate swap liability [Member]
Nov. 01, 2013
Long-term interest rate swap liability [Member]
Interest Rate Swap [Member]
Aug. 02, 2013
Long-term interest rate swap liability [Member]
Interest Rate Swap [Member]
Nov. 01, 2013
Interest Rate Swap Aug 10, 2010 [Member]
Nov. 01, 2013
Two Year Interest Rate Swap July 25, 2011 [Member]
Nov. 01, 2013
Three Year Interest Rate Swap July 25, 2011 [Member]
Nov. 01, 2013
Interest Rate Swap 1 September 19, 2011 [Member]
Nov. 01, 2013
Interest Rate Swap 2 September 19, 2011 [Member]
Nov. 01, 2013
Interest Rate Swap December 7, 2011 [Member]
Nov. 01, 2013
Interest Rate Swap March 18, 2013 [Member]
Nov. 01, 2013
Interest Rate Swap April 8, 2013 [Member]
Nov. 01, 2013
Interest Rate Swap April 15, 2013 [Member]
Nov. 01, 2013
Interest Rate Swap April 22, 2013 [Member]
Nov. 01, 2013
Interest Rate Swap April 25, 2013 [Member]
Derivative [Line Items]                                                
Company's credit spread (in hundredths) 1.50%                                              
Effective date                           May 03, 2013 May 03, 2013 May 03, 2013 May 03, 2013 May 03, 2013 May 03, 2013 May 03, 2015 May 03, 2015 May 03, 2015 May 03, 2015 May 03, 2015
Term                           2 years 2 years 3 years 2 years 2 years 3 years 3 years 2 years 2 years 3 years 3 years
Notional amount                           $ 200,000 $ 50,000 $ 50,000 $ 25,000 $ 25,000 $ 50,000 $ 50,000 $ 50,000 $ 50,000 $ 25,000 $ 25,000
Fixed rate (in hundredths)                           2.73% 2.00% 2.45% 1.05% 1.05% 1.40% 1.51% 1.05% 1.03% 1.30% 1.29%
Derivatives, Fair Value [Line Items]                                                
Fair value, assets   409 883         409 883                              
Fair value, liability   11,298 11,644                 11,298 11,644                      
Offsetting of derivative assets in condensed consolidated balance sheets [Abstract]                                                
Gross Asset Amounts   677 1,159                                          
Liability Amount Offset   (268) (276)                                          
Net Asset Amount Presented in the Balance Sheets   409 883         409 883                              
Offsetting of derivative liabilities in condensed consolidated balance sheets [Abstract]                                                
Gross Liability Amounts   12,137 13,120                                          
Asset Amount Offset   (839) (1,476)                                          
Net Liability Amount Presented in the Balance Sheets   11,298 11,644                 11,298 11,644                      
Reduction in the fair value                   84 123                          
Estimated pre-tax portion of AOCL that is expected to be reclassified into earnings over the next twelve months 5,998                                              
Derivative Instruments, Gain (Loss) [Line Items]                                                
Amount of (Loss) Income Recognized in AOCL on Derivative (Effective Portion)       (128) 23,620                                      
Amount of Loss Reclassified from AOCL into Income (Effective Portion)           $ 2,041 $ 0