Intangible Assets, Net (Tables)

12 Months Ended

Sep. 30, 2021

Intangible Assets Net Excluding Goodwill [Abstract]

Schedule of Finite-lived and Indefinite-lived Intangible Assets by Major Class

	September 30, 2021							September 30, 2020
	Gross Carrying Value		Accumulated Amortization			Net Carrying Amount		Gross Carrying Value		Accumulated Amortization			Net Carrying Amount
Intangible assets with finite lives:
Customer relationships and contracts:
Aerospace	$	281,683	$	(210,380	)	$	71,303	$	281,683	$	(196,520	)	$	85,163
Industrial		404,179		(56,515	)		347,664		429,249		(57,045	)		372,204
Total	$	685,862	$	(266,895	)	$	418,967	$	710,932	$	(253,565	)	$	457,367
Intellectual property:
Aerospace	$	—	$	—		$	—	$	—	$	—		$	—
Industrial		15,806		(15,806	)		—		15,778		(15,640	)		138
Total	$	15,806	$	(15,806	)	$	—	$	15,778	$	(15,640	)	$	138
Process technology:
Aerospace	$	76,370	$	(67,177	)	$	9,193	$	76,371	$	(63,956	)	$	12,415
Industrial		90,008		(26,124	)		63,884		90,945		(22,300	)		68,645
Total	$	166,378	$	(93,301	)	$	73,077	$	167,316	$	(86,256	)	$	81,060
Other intangibles:
Aerospace	$	—	$	—		$	—	$	—	$	—		$	—
Industrial		—		—			—		235		(183	)		52
Total	$	—	$	—		$	—	$	235	$	(183	)	$	52
Intangible asset with indefinite life:
Trade name:
Aerospace	$	—	$	—		$	—	$	—	$	—		$	—
Industrial		67,245		—			67,245		68,094		—			68,094
Total	$	67,245	$	—		$	67,245	$	68,094	$	—		$	68,094
Total intangibles:
Aerospace	$	358,053	$	(277,557	)	$	80,496	$	358,054	$	(260,476	)	$	97,578
Industrial		577,238		(98,445	)		478,793		647,738		(138,605	)		509,133
Consolidated Total	$	935,291	$	(376,002	)	$	559,289	$	1,005,792	$	(399,081	)	$	606,711

Schedule of Finite-Lived Intangible Assets Amortization Expense

For the fiscal years ended September 30, 2021, 2020, and 2019, Woodward recorded amortization expense associated with intangibles of the following:

	Year Ended September 30,
	2021		2020		2019
Amortization expense	$	41,893	$	39,458	$	56,022

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Future amortization expense associated with intangibles is expected to be:

Year Ending September 30:
2022	$	39,408
2023		38,354
2024		34,603
2025		29,388
2026		29,378
Thereafter		320,913
	$	492,044