Shareholders' Equity (Changes in AOCI by Component) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jan. 03, 2015	Dec. 28, 2013	Sep. 27, 2014
Stockholders' Equity Note [Abstract]
Accumulated foreign currency translation	$ (33,652)		$ 9,254
Other comprehensive income (loss) before reclassifications - Foreign currency translation	(42,906)
Amounts reclassified from AOCI - Foreign currency translation	0
Other comprehensive income (loss) - Foreign currency translation	(42,906)
Accumulated retirement liability	(209,410)		(214,984)
Other comprehensive income (loss) before reclassifications - Retirement liability	0
Amounts reclassified from AOCI - Retirement liability	5,574	2,420
Other comprehensive income (loss) retirement liability	5,574	2,420
Accumulated loss on derivatives	(858)		(1,108)
Other comprehensive income(loss) before reclassification - Derivatives	(316)	(612)
Amounts reclassified from AOCI - Derivatives	566	82
Other comprehensive income (loss) - Derivatives	250	(530)
Accumulated other comprehensive loss	(243,920)		(206,838)
Other comprehensive income (loss) before reclassifications - Total	(43,222)
Amounts reclassified from AOCI - Total	6,140
Other comprehensive income (loss) - Total	$ (37,082)	$ 7,824