Segment Information (Segment Sales by Customer) (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
Commercial customer
Segment Reporting Information
Net sales	462,561	396,572	1,292,223	1,128,396
U.S. Government customer (including OEM)
Segment Reporting Information
Net sales	303,923	321,032	951,903	957,000
Other Customer
Segment Reporting Information
Net sales	83,692	55,307	202,945	182,388
Aircraft Controls
Segment Reporting Information
Net sales	355,025	318,017	1,012,288	932,602
Aircraft Controls | Commercial customer
Segment Reporting Information
Net sales	184,378	137,126	494,222	373,673
Aircraft Controls | U.S. Government customer (including OEM)
Segment Reporting Information
Net sales	109,725	141,793	373,570	423,698
Aircraft Controls | Other Customer
Segment Reporting Information
Net sales	60,922	39,098	144,496	135,231
Space And Defense Controls
Segment Reporting Information
Net sales	242,402	223,644	706,040	654,849
Space And Defense Controls | Commercial customer
Segment Reporting Information
Net sales	28,334	32,001	82,123	84,878
Space And Defense Controls | U.S. Government customer (including OEM)
Segment Reporting Information
Net sales	192,897	177,643	574,914	527,767
Space And Defense Controls | Other Customer
Segment Reporting Information
Net sales	21,171	14,000	49,003	42,204
Industrial Systems
Segment Reporting Information
Net sales	252,749	231,250	728,743	680,333
Industrial Systems | Commercial customer
Segment Reporting Information
Net sales	249,849	227,445	715,878	669,845
Industrial Systems | U.S. Government customer (including OEM)
Segment Reporting Information
Net sales	1,301	1,596	3,419	5,535
Industrial Systems | Other Customer
Segment Reporting Information
Net sales	$ 1,599	$ 2,209	$ 9,446	$ 4,953