Joint Venture (Unamortized Deferred Revenue from JV) (Details) - Woodward and General Electric Joint Venture [Member] - USD ($) $ in Thousands	Dec. 31, 2023	Sep. 30, 2023
Schedule Of Equity Method Investments [Line Items]
Accrued liabilities	$ 6,255	$ 6,147
Other liabilities	$ 232,553	$ 233,997