Segment Information (Operating Profit By Segment And Reconciliation Of Segment Operating Profit To Earnings Before Income Taxes) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 29, 2024	Jul. 01, 2023	Jun. 29, 2024	Jul. 01, 2023
Segment Reporting Information
Operating profit	$ 105,380	$ 84,508	$ 311,928	$ 255,037
Deductions from operating profit:
Interest expense	18,153	17,256	52,850	45,351
Equity-based compensation expense	4,089	2,356	$ 11,301	8,121
Non-service pension expense			Other Nonoperating Income (Expense)
Non-service pension expense	3,188	3,124	$ 9,566	9,338
Corporate and other expenses, net	9,045	11,434	25,946	25,284
Earnings before income taxes	70,905	50,338	212,265	166,943
Space And Defense
Segment Reporting Information
Operating profit	32,635	18,585	100,175	66,386
Military Aircraft
Segment Reporting Information
Operating profit	23,965	18,143	60,323	49,525
Commercial Aircraft
Segment Reporting Information
Operating profit	24,367	19,745	69,838	49,943
Industrial
Segment Reporting Information
Operating profit	$ 24,413	$ 28,035	$ 81,592	$ 89,183