Joint Venture (Net Sales to the JV) (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Woodward and General Electric Joint Venture [Member]
Schedule Of Equity Method Investments [Line Items]
Net sales	[1]	$ 7,320	$ 5,273	$ 13,797	$ 12,547

[1] Net sales included a reduction of $12,888 for the three-months and $20,458 for the six-months ended March 31, 2023 related to royalties owed to the JV by Woodward on sales by Woodward directly to third party aftermarket customers, compared to a reduction to sales of $7,200 for the three-months and $13,146 for the six-months ended March 31, 2022.