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Joint Venture (Narrative) (Details) - Woodward and General Electric Joint Venture [Member] - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Jun. 30, 2021 | Mar. 31, 2021 | Jun. 30, 2020 | Mar. 31, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Cash received annually from formation of joint venture |  | $ 4,894 |  | $ 4,894 |  |
Sales [Member] |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Amortization of deferred income recognized as an increase to sales | $ 971 |  | $ 802 |  | $ 3,142 | $ 4,331
Reduction to sales related to royalties owed to joint venture | $ 3,944 |  | $ 2,292 |  | $ 14,998 | $ 19,305

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- Definition The annual cash inflow from the formation of a joint venture. The Company contributed certain contractual rights and intellectual property to the joint venture for which it had no cost basis. The joint venture partner paid the Company a lump sum and then will pay contingent consideration to the Company consisting of fiftenn annual payments for its ownership interest in the joint venture. + References No definition available. + Details
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- Definition Increase in sales related to the amortizaiton of deferred income recorded in connection with the formation of a joint venture. The joint venture formation transaction was not the culmination of an earnings event and therefore the consideration received was recorded as deferred income to be recognized/amortized over the estimated remainig lives of the underlying programs assigned to the joint venture. + References No definition available. + Details
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