Goodwill And Intangible Assets (Changes In Carrying Amount Of Goodwill) (Details) $ in Thousands	6 Months Ended
Apr. 01, 2017 USD ($)
Goodwill
Beginning balance	$ 740,162
Divestiture and held for sale	(1,646)
Foreign currency translation	(6,592)
Ending balance	731,924
Aircraft Controls
Goodwill
Beginning balance	179,694
Divestiture and held for sale	0
Foreign currency translation	(1,802)
Ending balance	177,892
Space And Defense Controls
Goodwill
Beginning balance	174,514
Divestiture and held for sale	(1,646)
Foreign currency translation	(436)
Ending balance	172,432
Industrial Systems
Goodwill
Beginning balance	106,318
Divestiture and held for sale	0
Foreign currency translation	(3,055)
Ending balance	103,263
Components
Goodwill
Beginning balance	279,636
Divestiture and held for sale	0
Foreign currency translation	(1,299)
Ending balance	$ 278,337

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=64834752&loc=SL49117168-202975

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