Derivatives And Fair Value Measurements (Schedule Of The Effect Of Derivative Instruments On The Condensed Statements Of Operations) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Mar. 30, 2013	Mar. 31, 2012	Mar. 30, 2013	Mar. 31, 2012
Interest Rate Swaps [Member]
Derivatives And Fair Value Measurements [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income ("OCI") on Derivative (Effective Portion)	$ 1,610	$ (189)	$ 805	$ 15
Forward Contracts [Member]
Derivatives And Fair Value Measurements [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income ("OCI") on Derivative (Effective Portion)	(177)	1,772	(98)	2,392
Treasury Rate Locks [Member]
Derivatives And Fair Value Measurements [Line Items]
Amount of Gain or (Loss) Recognized in Other Comprehensive Income ("OCI") on Derivative (Effective Portion)	0	0	0	0
Selling And Administrative Expenses [Member] | Forward Contracts [Member]
Derivatives And Fair Value Measurements [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	179	63	672	(304)
Interest Expense [Member] | Interest Rate Swaps [Member]
Derivatives And Fair Value Measurements [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	(62)	(903)	(848)	(1,818)
Other Income (Expense) [Member] | Interest Rate Swaps [Member]
Derivatives And Fair Value Measurements [Line Items]
Amount of Gain or (Loss) Recognized in Income on Derivative (Ineffective Portion and Amount Excluded from Effectiveness Testing)	0	0	0	0
Other Income (Expense) [Member] | Forward Contracts [Member]
Derivatives And Fair Value Measurements [Line Items]
Amount of Gain or (Loss) Recognized in Income on Derivative (Ineffective Portion and Amount Excluded from Effectiveness Testing)	0	0	0	0
Other Income (Expense) [Member] | Treasury Rate Locks [Member]
Derivatives And Fair Value Measurements [Line Items]
Amount of Gain or (Loss) Recognized in Income on Derivative (Ineffective Portion and Amount Excluded from Effectiveness Testing)	0	0	0	0
Interest Income [Member] | Treasury Rate Locks [Member]
Derivatives And Fair Value Measurements [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	$ 81	$ 81	$ 160	$ 160