Leases (Lease-Related Expenses) (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Leases [Abstract]
Operating lease expense		$ 1,653	$ 1,615	$ 3,260	$ 3,168
Amortization of finance lease assets		95	94	174	220
Interest on finance lease liabilities		8	17	16	35
Variable lease expense		203	496	606	818
Short-term lease expense		50	76	90	158
Sublease (income)	[1]		(214)	(192)	(382)
Total lease expense		$ 2,009	$ 2,084	$ 3,954	$ 4,017

[1] Relates to two separate subleases Woodward entered into for a leased manufacturing building in Niles, Illinois.  During the three-months ended March 31, 2022, these subleases were terminated.