Derivative Instruments (Gains Or Losses Recognized On Interest Rate Swap Derivative Instruments) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 07, 2019	Jul. 08, 2018	Jul. 07, 2019	Jul. 08, 2018
Derivative Instruments, Gain (Loss) [Line Items]
(Loss) gain recognized in OCI		$ 1,494		$ 16,080
Loss reclassified from accumulated OCI into net earnings		539		3,089
Interest Rate Swaps | Derivatives Designated As Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
(Loss) gain recognized in OCI	$ (11,499)	1,494	$ (23,625)	16,080
Interest Rate Swaps | Interest Expense, Net | Derivatives Designated As Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Loss reclassified from accumulated OCI into net earnings	$ 23,715	$ 539	$ 24,328	$ 3,089