Retirement Benefits (Tables)

9 Months Ended

Jun. 30, 2024

Defined Benefit Plan Disclosure [Line Items]

Schedule of Amount of Expense Associated with All Defined Contribution Plans

The amount of expense associated with all defined contribution plans was as follows:

	Three Months Ended June 30,				Nine Months Ended June 30,
	2024		2023		2024		2023
Company costs	$	14,020	$	11,602	$	38,097	$	33,542

Schedule of Estimated Remaining Cash Contributions

Woodward estimates its remaining cash contributions in fiscal year 2024 will be as follows:

Retirement pension benefits:
United States	$	—
United Kingdom		414
Japan		—
Germany		320
Other postretirement benefits		1,442

Defined Benefit Pension Plan [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Net Periodic Benefit Costs

The components of the net periodic retirement pension costs recognized are as follows:

	Three Months Ended June 30,
	United States						Other Countries						Total
	2024			2023			2024			2023			2024			2023
Service cost	$	193		$	223		$	307		$	344		$	500		$	567
Interest cost		1,899			1,824			799			805			2,698			2,629
Expected return on plan assets		(2,271	)		(2,074	)		(596	)		(586	)		(2,867	)		(2,660	)
Amortization of:
Net actuarial loss (gain)		57			73			(168	)		(161	)		(111	)		(88	)
Prior service cost		174			174			6			5			180			179
Net periodic retirement pension cost	$	52		$	220		$	348		$	407		$	400		$	627
Contributions paid	$	—		$	—		$	315		$	470		$	315		$	470
	Nine Months Ended June 30,
	United States						Other Countries						Total
	2024			2023			2024			2023			2024			2023
Service cost	$	581		$	670		$	928		$	996		$	1,509		$	1,666
Interest cost		5,698			5,473			2,395			2,333			8,093			7,806
Expected return on plan assets		(6,813	)		(6,223	)		(1,790	)		(1,710	)		(8,603	)		(7,933	)
Amortization of:
Net actuarial loss (gain)		170			219			(507	)		(462	)		(337	)		(243	)
Prior service cost		523			523			17			16			540			539
Net periodic retirement pension cost	$	159		$	662		$	1,043		$	1,173		$	1,202		$	1,835
Contributions paid	$	—		$	—		$	1,654		$	1,763		$	1,654		$	1,763

Other Postretirement Benefit Plans [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Net Periodic Benefit Costs

The components of the net periodic other postretirement benefit costs recognized are as follows:

	Three Months Ended June 30,						Nine Months Ended June 30,
	2024			2023			2024			2023
Service cost	$	—		$	1		$	—		$	1
Interest cost		226			226			677			678
Amortization of:
Net actuarial gain		(139	)		(124	)		(417	)		(372	)
Net periodic other postretirement cost	$	87		$	103		$	260		$	307
Contributions paid	$	409		$	415		$	1,234		$	1,300