Joint Venture (Net Sales to the JV) (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Woodward and General Electric Joint Venture [Member]
Schedule Of Equity Method Investments [Line Items]
Net sales	[1]	$ 11,568	$ 6,698	$ 25,365	$ 19,245

[1] Net sales included a reduction of $14,396 for the three months and $34,854 for the nine months ended June 30, 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 $7,912 for the three months and $21,058 for the nine months ended June 30, 2022.