Segment Information (Operating Profit By Segment And Reconciliation Of Segment Operating Profit To Earnings Before Income Taxes) (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 28, 2024	Dec. 30, 2023
Segment Reporting Information
Operating profit	$ 101,157	$ 94,536
Deductions from operating profit:
Interest expense	17,002	16,694
Equity-based compensation expense	$ 4,325	4,165
Non-service pension expense	Other Nonoperating Income (Expense)
Non-service pension expense	$ 1,946	3,187
Corporate and other expenses, net	9,305	7,879
Earnings before income taxes	68,579	62,611
Space And Defense
Segment Reporting Information
Operating profit	28,539	25,297
Military Aircraft
Segment Reporting Information
Operating profit	22,916	19,589
Commercial Aircraft
Segment Reporting Information
Operating profit	24,204	20,626
Industrial
Segment Reporting Information
Operating profit	$ 25,498	$ 29,024