Segments (Sales by Market Type) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 01, 2022	Oct. 02, 2021	Oct. 03, 2020
Segment Reporting Information [Line Items]
Net sales	$ 3,035,783	$ 2,851,993	$ 2,884,554
Aircraft Controls
Segment Reporting Information [Line Items]
Net sales	1,256,461	1,161,238	1,205,750
Aircraft Controls | Military
Segment Reporting Information [Line Items]
Net sales	745,376	781,921	721,024
Aircraft Controls | Commercial
Segment Reporting Information [Line Items]
Net sales	511,085	379,317	484,726
Space and Defense Controls
Segment Reporting Information [Line Items]
Net sales	872,343	799,235	770,114
Space and Defense Controls | Space
Segment Reporting Information [Line Items]
Net sales	337,773	332,946	294,254
Space and Defense Controls | Defense
Segment Reporting Information [Line Items]
Net sales	534,570	466,289	475,860
Industrial Systems
Segment Reporting Information [Line Items]
Net sales	906,979	891,520	908,690
Industrial Systems | Energy
Segment Reporting Information [Line Items]
Net sales	125,574	120,173	127,693
Industrial Systems | Industrial Automation
Segment Reporting Information [Line Items]
Net sales	435,074	427,076	405,291
Industrial Systems | Simulation and Test
Segment Reporting Information [Line Items]
Net sales	99,815	89,459	102,600
Industrial Systems | Medical
Segment Reporting Information [Line Items]
Net sales	$ 246,516	$ 254,812	$ 273,106