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Derivative Instruments (Derivative Instruments Outstanding) (Details) - Interest Rate Swaps [Member] - Derivatives Designated As Hedging Instrument [Member] - USD ($)
$ in Thousands
Oct. 01, 2017
Oct. 02, 2016
Derivatives, Fair Value [Line Items]    
Derivative liability, fair value $ (22,927) $ (47,765)
Accrued Liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Derivative liability, fair value (4,777) (5,857)
Other Noncurrent Liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Derivative liability, fair value $ (18,150) $ (41,908)