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Joint Venture (Narrative) (Details) - Woodward and General Electric Joint Venture [Member] - Sales [Member] - USD ($)
$ in Thousands
3 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Schedule Of Equity Method Investments [Line Items]    
Amortization of deferred income recognized as an increase to sales $ 831 $ 936
Reduction to sales related to royalties owed to joint venture $ 7,570 $ 5,946