Derivative Instruments (Derivative Instruments Outstanding) (Details) - Designated as Hedging Instrument [Member] - Interest Rate Swaps [Member] - USD ($) $ in Thousands	Jul. 05, 2015	Sep. 28, 2014
Derivatives, Fair Value [Line Items]
Total liabilities at fair value	$ (11,932)	$ (1,789)
Accrued Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total liabilities at fair value	(2,341)	(1,789)
Other Noncurrent Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total liabilities at fair value	$ (9,591)	$ 0