Joint Venture (Unamortized Deferred Revenue from JV) (Details) - Woodward and General Electric Joint Venture [Member] - USD ($) $ in Thousands	Sep. 30, 2023	Sep. 30, 2021
Schedule Of Equity Method Investments [Line Items]
Accrued liabilities	$ 6,147	$ 5,754
Other liabilities	$ 233,997	$ 234,516