Goodwill And Intangible Assets (Changes In Carrying Amount Of Goodwill) (Details) $ in Thousands	9 Months Ended
	Jun. 28, 2025 USD ($)
Goodwill
Beginning balance	$ 833,764
Held for sale	(40,000)
Foreign currency translation	8,325
Ending balance	802,089
Space And Defense
Goodwill
Beginning balance	259,551
Held for sale	(40,000)
Foreign currency translation	23
Ending balance	219,574
Military Aircraft
Goodwill
Beginning balance	118,942
Held for sale	0
Foreign currency translation	1,285
Ending balance	120,227
Commercial Aircraft
Goodwill
Beginning balance	92,612
Held for sale	0
Foreign currency translation	0
Ending balance	92,612
Industrial
Goodwill
Beginning balance	362,659
Held for sale	0
Foreign currency translation	7,017
Ending balance	$ 369,676