Shareholders' Equity (Changes in AOCI by Component) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 28, 2014	Jun. 29, 2013	Sep. 28, 2013
Stockholders' Equity Note [Abstract]
Accumulated foreign currency translation	$ 51,283		$ 51,283		$ 40,572
Other comprehensive income (loss) before reclassifications - Foreign currency translation			10,711
Amounts reclassified from AOCI - Foreign currency translation			0
Other comprehensive income (loss) - Foreign currency translation			10,711
Accumulated retirement liability	(165,827)		(165,827)		(173,695)
Other comprehensive income (loss) before reclassifications - Retirement liability			0
Amounts reclassified from AOCI - Retirement liability	2,767	4,532	7,868	14,633
Other comprehensive income (loss) retirement liability	2,767	4,532	7,868	14,633
Accumulated loss on derivatives	(1,007)		(1,007)		(1,035)
Other comprehensive income(loss) before reclassification - Derivatives	275	(1,141)	(804)	(1,044)
Amounts reclassified from AOCI - Derivatives	337	(26)	832	(271)
Other comprehensive income (loss) - Derivatives	612	(1,167)	28	(1,315)
Accumulated other comprehensive loss	(115,551)		(115,551)		(134,158)
Other comprehensive income (loss) before reclassifications - Total			9,907
Amounts reclassified from AOCI - Total			8,700
Other comprehensive income (loss) - Total	$ 9,496	$ 2,417	$ 18,607	$ (4,484)