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Joint Venture (Other Income Related JV) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Schedule of Equity Method Investments [Line Items] |  |
Other income | $ 3,212 | $ 1,465
Woodward and General Electric Joint Venture [Member] |  |
Schedule of Equity Method Investments [Line Items] |  |
Other income | $ 3,212 | $ 1,465

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