Goodwill And Intangible Assets (Changes In Carrying Amount Of Goodwill) (Details) $ in Thousands	9 Months Ended
Jun. 27, 2020 USD ($)
Goodwill
Beginning balance	$ 784,240
Acquisitions	25,237
Divestitures	(635)
Foreign currency translation	3,009
Ending balance	811,851
Aircraft Controls
Goodwill
Beginning balance	176,939
Acquisitions	0
Divestitures	0
Foreign currency translation	185
Ending balance	177,124
Space And Defense Controls
Goodwill
Beginning balance	261,684
Acquisitions	0
Divestitures	0
Foreign currency translation	3
Ending balance	261,687
Industrial Systems
Goodwill
Beginning balance	345,617
Acquisitions	25,237
Divestitures	(635)
Foreign currency translation	2,821
Ending balance	$ 373,040

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/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(10)(1))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

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