Segment Information (Segment Sales by Customer) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 02, 2022	Jul. 03, 2021	Jul. 02, 2022	Jul. 03, 2021
Segment Reporting Information
Net sales	$ 772,911	$ 707,352	$ 2,267,784	$ 2,127,708
Commercial customer
Segment Reporting Information
Net sales	396,572	349,563	1,128,396	1,021,638
U.S. Government customer (including OEM)
Segment Reporting Information
Net sales	321,032	306,456	957,000	921,488
Other Customer
Segment Reporting Information
Net sales	55,307	51,333	182,388	184,582
Aircraft Controls
Segment Reporting Information
Net sales	318,017	272,131	932,602	863,266
Aircraft Controls | Commercial customer
Segment Reporting Information
Net sales	137,126	96,209	373,673	280,126
Aircraft Controls | U.S. Government customer (including OEM)
Segment Reporting Information
Net sales	141,793	145,722	423,698	453,878
Aircraft Controls | Other Customer
Segment Reporting Information
Net sales	39,098	30,200	135,231	129,262
Space And Defense Controls
Segment Reporting Information
Net sales	223,644	204,887	654,849	599,217
Space And Defense Controls | Commercial customer
Segment Reporting Information
Net sales	32,001	28,947	84,878	97,100
Space And Defense Controls | U.S. Government customer (including OEM)
Segment Reporting Information
Net sales	177,643	156,238	527,767	452,365
Space And Defense Controls | Other Customer
Segment Reporting Information
Net sales	14,000	19,702	42,204	49,752
Industrial Systems
Segment Reporting Information
Net sales	231,250	230,334	680,333	665,225
Industrial Systems | Commercial customer
Segment Reporting Information
Net sales	227,445	224,407	669,845	644,412
Industrial Systems | U.S. Government customer (including OEM)
Segment Reporting Information
Net sales	1,596	4,496	5,535	15,245
Industrial Systems | Other Customer
Segment Reporting Information
Net sales	$ 2,209	$ 1,431	$ 4,953	$ 5,568