Restructuring (Schedule of Restructuring Reserve Activity) (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 30, 2023	Dec. 31, 2022
Restructuring Reserve
Restructuring accrual at beginning of period	$ 10,177
Charged to expense	1,889	$ 1,078
Adjustments to provision	(166)
Foreign currency translation	288
Restructuring accrual at end of period	9,978
2023 Plan
Restructuring Reserve
Charged to expense	1,889
Cash payments	(2,037)
Restructuring accrual at end of period	6,072
2022 Plan
Restructuring Reserve
Cash payments	(79)
Restructuring accrual at end of period	387
2018 Plan
Restructuring Reserve
Cash payments	(94)
Restructuring accrual at end of period	1,134
Space And Defense
Restructuring Reserve
Restructuring accrual at beginning of period	1,622
Adjustments to provision	(155)
Foreign currency translation	0
Restructuring accrual at end of period	740
Space And Defense | 2023 Plan
Restructuring Reserve
Charged to expense	0
Cash payments	(727)
Space And Defense | 2022 Plan
Restructuring Reserve
Cash payments	0
Space And Defense | 2018 Plan
Restructuring Reserve
Cash payments	0
Military Aircraft
Restructuring Reserve
Restructuring accrual at beginning of period	347
Adjustments to provision	0
Foreign currency translation	0
Restructuring accrual at end of period	275
Military Aircraft | 2023 Plan
Restructuring Reserve
Charged to expense	0
Cash payments	(72)
Military Aircraft | 2022 Plan
Restructuring Reserve
Cash payments	0
Military Aircraft | 2018 Plan
Restructuring Reserve
Cash payments	0
Industrial
Restructuring Reserve
Restructuring accrual at beginning of period	8,208
Adjustments to provision	(11)
Foreign currency translation	288
Restructuring accrual at end of period	8,963
Industrial | 2023 Plan
Restructuring Reserve
Charged to expense	1,889
Cash payments	(1,238)
Industrial | 2022 Plan
Restructuring Reserve
Cash payments	(79)
Industrial | 2018 Plan
Restructuring Reserve
Cash payments	$ (94)