Goodwill And Intangible Assets (Changes In Carrying Amount Of Goodwill) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 29, 2012
Goodwill And Intangible Assets [Line Items]
Goodwill, beginning balance	$ 766,924	$ 762,854	$ 735,021
Acquisitions		40,579	29,683
Adjustments to prior year acquisitions	(2,734)	2,890	(4,012)
Impairment	0	(38,200)	0
Divestiture		(2,900)
Foreign currency translation	(6,338)	1,701	2,162
Goodwill, ending balance	757,852	766,924	762,854
Aircraft Controls [Member]
Goodwill And Intangible Assets [Line Items]
Goodwill, beginning balance	192,413	192,386	194,052
Acquisitions		0	0
Adjustments to prior year acquisitions	0	0	(3,865)
Impairment		0
Divestiture		0
Foreign currency translation	439	27	2,199
Goodwill, ending balance	192,852	192,413	192,386
Space And Defense Controls [Member]
Goodwill And Intangible Assets [Line Items]
Goodwill, beginning balance	163,136	130,715	121,416
Acquisitions		29,361	9,696
Adjustments to prior year acquisitions	(2,734)	2,418	0
Impairment		0
Divestiture		0
Foreign currency translation	(795)	642	(397)
Goodwill, ending balance	159,607	163,136	130,715
Industrial Systems [Member]
Goodwill And Intangible Assets [Line Items]
Goodwill, beginning balance	121,320	119,575	120,834
Acquisitions		0	0
Adjustments to prior year acquisitions	0	0	0
Impairment		0
Divestiture		0
Foreign currency translation	(3,311)	1,745	(1,259)
Goodwill, ending balance	118,009	121,320	119,575
Components [Member]
Goodwill And Intangible Assets [Line Items]
Goodwill, beginning balance	204,853	194,464	172,531
Acquisitions		11,218	19,987
Adjustments to prior year acquisitions	0	472	(147)
Impairment		0
Divestiture		0
Foreign currency translation	(1,943)	(1,301)	2,093
Goodwill, ending balance	202,910	204,853	194,464
Medical Devices [Member]
Goodwill And Intangible Assets [Line Items]
Goodwill, beginning balance	85,202	125,714	126,188
Acquisitions		0	0
Adjustments to prior year acquisitions	0	0	0
Impairment		(38,200)
Divestiture		(2,900)
Foreign currency translation	(728)	588	(474)
Goodwill, ending balance	$ 84,474	$ 85,202	$ 125,714