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Derivative Instruments (Derivative Instruments Outstanding) (Details) (Derivatives Designated As Hedging Instrument [Member], USD $)
In Thousands, unless otherwise specified
Jan. 22, 2012
Oct. 02, 2011
Derivatives, Fair Value [Line Items]    
Total derivatives, Fair Value $ (2,689) $ (2,682)
Accrued Liabilities [Member] | Interest Rate Swaps [Member]
   
Derivatives, Fair Value [Line Items]    
Total derivatives, Fair Value $ (2,689) $ (2,682)