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v3.25.3

Joint Venture (Narrative) (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2025 USD ($) | Mar. 31, 2024 USD ($) | Mar. 31, 2023 USD ($) | Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2023 USD ($)
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Revenue from contract liabilities |  |  |  | $ 31,998,000 | $ 44,398,000 |
Cost of goods sold from contract assets |  |  |  | $ 2,610,772,000 | 2,447,770,000 | $ 2,236,983,000
Woodward and General Electric Joint Venture [Member] |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Ownership interest, joint venture |  |  |  | 50.00% |  |
Cash received annually from formation of joint venture | $ 4,894,000 | $ 4,894,000 | $ 4,894,000 | $ 4,894,000 |  |
Revenue from contract liabilities |  |  |  | 1,488,000 | 812,000 |
Cost of goods sold from contract assets |  |  |  | 1,488,000 | 1,236,000 |
Reduction in contract liability and costs to fulfill contract |  |  |  | 0 | 9,680,000 |
Reduction in costs to fulfill a contract related to the termination |  |  |  | $ 0 | 9,680,000 |
Woodward and General Electric Joint Venture [Member] | Minimum [Member] |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Engine thurst specification (in pounds) |  |  |  | 50,000 |  |
Woodward and General Electric Joint Venture [Member] | Other Liabilities [Member] |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Contract liabilities |  |  |  | $ 78,985,000 | 78,226,000 |
Woodward and General Electric Joint Venture [Member] | Other Assets [Member] |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Costs to fulfill a contract |  |  |  | 78,985,000 | 78,226,000 |
Woodward and General Electric Joint Venture [Member] | Sales [Member] |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Amortization of deferred income recognized as an increase to sales |  |  |  | 6,462,000 | 6,294,000 | 5,020,000
Reduction to sales related to royalties owed to joint venture |  |  |  | $ 71,030,000 | $ 63,794,000 | $ 49,624,000

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