Segment Information (Segment Sales By Market Type) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 01, 2023	Jul. 02, 2022	Jul. 01, 2023	Jul. 02, 2022
Segment Reporting Information
Net sales	$ 850,176	$ 772,911	$ 2,447,071	$ 2,267,784
Aircraft Controls
Segment Reporting Information
Net sales	355,025	318,017	1,012,288	932,602
Aircraft Controls | Military
Segment Reporting Information
Net sales	170,647	180,891	518,066	558,929
Aircraft Controls | Commercial
Segment Reporting Information
Net sales	184,378	137,126	494,222	373,673
Space And Defense Controls
Segment Reporting Information
Net sales	242,402	223,644	706,040	654,849
Space And Defense Controls | Space
Segment Reporting Information
Net sales	102,520	94,903	310,278	284,642
Space And Defense Controls | Defense
Segment Reporting Information
Net sales	139,882	128,741	395,762	370,207
Industrial Systems
Segment Reporting Information
Net sales	252,749	231,250	728,743	680,333
Industrial Systems | Energy
Segment Reporting Information
Net sales	30,667	31,178	91,217	94,960
Industrial Systems | Industrial Automation
Segment Reporting Information
Net sales	124,400	111,316	361,056	323,870
Industrial Systems | Simulation and Test
Segment Reporting Information
Net sales	36,668	25,458	89,758	77,258
Industrial Systems | Medical
Segment Reporting Information
Net sales	$ 61,014	$ 63,298	$ 186,712	$ 184,245