Equity Method Investments and Joint Ventures (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 30, 2024	Apr. 01, 2023	Mar. 30, 2024	Apr. 01, 2023	Sep. 30, 2023
Schedule of Equity Method Investments [Line Items]
Asset impairment	$ 6,750	$ 1,219	$ 6,750	$ 1,219
Other assets
Schedule of Equity Method Investments [Line Items]
Asset impairment			5,294
Other Income (Expense)
Schedule of Equity Method Investments [Line Items]
Income (Loss) from Equity Method Investments	338	$ 176	271	$ (28)
Other assets
Schedule of Equity Method Investments [Line Items]
Equity Method Investments	3,218		3,218		$ 2,807
Other Investments and Securities, at Cost	4,580		4,580
Moog Aircraft Services Asia | Other assets
Schedule of Equity Method Investments [Line Items]
Equity Method Investments	$ 1,615		$ 1,615		1,302
Moog Aircraft Services Asia | Commercial Aircraft
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	51.00%		51.00%
NOVI LLC | Other assets
Schedule of Equity Method Investments [Line Items]
Equity Method Investments	$ 0		$ 0		325
Suffolk Technologies Fund 1, L.P. | Other assets
Schedule of Equity Method Investments [Line Items]
Equity Method Investments	$ 1,603		1,603		$ 1,180
Suffolk Technologies Fund 1, L.P. | Industrial
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Committed Capital			$ 6,078
Hybrid Motion Solutions | Industrial
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	50.00%		50.00%
Hybrid Motion Solutions | Industrial | Other assets
Schedule of Equity Method Investments [Line Items]
Equity Method Investments	$ 0		$ 0