Derivative Instruments (Gains Or Losses Recognized On Interest Rate Swap Derivative Instruments) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Apr. 12, 2015	Apr. 13, 2014	Apr. 12, 2015	Apr. 13, 2014
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) recognized in OCI	$ 86	$ (31)	$ (6,672)	$ (85)
Loss reclassified from accumulated OCI into income	(468)	(322)	(1,095)	(748)
Interest Rate Swaps [Member] | Derivatives Designated As Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) recognized in OCI	86	(31)	(6,672)	(85)
Interest Rate Swaps [Member] | Interest Expense, Net [Member] | Derivatives Designated As Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Loss reclassified from accumulated OCI into income	$ (468)	$ (322)	$ (1,095)	$ (748)