Joint Venture (Cash Distribution from JV) (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2021
Woodward and General Electric Joint Venture [Member]
Schedule Of Equity Method Investments [Line Items]
Cash distributions	$ 29,000	$ 17,000	$ 13,500