Segments (Disaggregation of Operating Results) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 03, 2026	Dec. 28, 2024
Segment Reporting Information
Net sales	$ 1,100,346	$ 907,882
Cost of sales	806,106	662,804
Research and development	24,634	23,605
Selling, general and administrative	148,959	128,137
Other operating (income) expense	99	2,889
Space And Defense
Segment Reporting Information
Net sales	324,278	247,784
Cost of sales	229,501	182,499
Research and development	8,181	5,331
Selling, general and administrative	43,094	31,410
Other operating (income) expense	732	(236)
Military Aircraft
Segment Reporting Information
Net sales	247,411	213,420
Cost of sales	187,417	159,749
Research and development	5,115	5,999
Selling, general and administrative	26,991	24,419
Other operating (income) expense	(240)	(356)
Commercial Aircraft
Segment Reporting Information
Net sales	267,843	218,490
Cost of sales	220,008	175,736
Research and development	2,369	2,533
Selling, general and administrative	17,461	14,827
Other operating (income) expense	(409)	(373)
Industrial
Segment Reporting Information
Net sales	260,814	228,188
Cost of sales	169,180	144,820
Research and development	8,969	9,742
Selling, general and administrative	46,515	44,324
Other operating (income) expense	16	3,854
Corporate Segment
Segment Reporting Information
Selling, general and administrative	9,943	8,832
Corporate Segment and Other Operating Segment
Segment Reporting Information
Selling, general and administrative	$ 4,955	$ 4,325