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Stock-Based Compensation (Tables)

9 Months Ended

Jun. 30, 2018

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]



	Three-Months Ended												Nine-Months Ended
	June 30,												June 30,
	2018						2017						2018						2017
Weighted-average exercise price per share		n/a						n/a					$	78.91					$	62.64
Weighted-average grant date market value of Woodward stock		n/a						n/a					$	78.91					$	69.45
Expected term (years)		n/a						n/a						6.4	-	8.7				6.0	-	8.7
Estimated volatility		n/a						n/a						29.1%	-	32.7%				31.5%	-	33.7%
Estimated dividend yield		n/a						n/a						0.6%	-	0.8%				0.7%
Risk-free interest rate		n/a						n/a						2.1%	-	2.8%				2.2%	-	2.5%



Activity for Stock Option Awards



		Three-Months Ended						Nine-Months Ended
		June 30, 2018						June 30, 2018
		Number of options			Weighted-Average Exercise Price per Share			Number of options			Weighted-Average Exercise Price per Share
Options, beginning balance			5,880		$	44.62			5,236		$	39.58
Options granted			-			n/a			750			78.91
Options exercised			(158)			22.32			(255)			27.81
Options forfeited			(15)			59.97			(24)			58.27
Options, ending balance			5,707			45.20			5,707			45.20



Stock Options Vested, Or Expected to Vest and Are Exercisable



		Number			Weighted- Average Exercise Price			Weighted- Average Remaining Life in Years			Aggregate Intrinsic Value
Options outstanding			5,707		$	45.20			5.8		$	182,230
Options vested and exercisable			3,699			36.25			4.5			150,207
Options vested and expected to vest			5,628			44.89			5.7			181,384



Stock Options [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Changes in Nonvested Stock Options



		Three-Months Ended						Nine-Months Ended
		June 30, 2018						June 30, 2018
		Number of options			Weighted-Average Grant Date Fair Value per Share			Number of options			Weighted-Average Grant Date Fair Value Per Share
Options outstanding, beginning balance			2,022		$	21.63			2,072		$	18.61
Options granted			-			n/a			750			25.66
Options vested			-			n/a			(791)			17.57
Options forfeited			(15)			20.85			(24)			20.45
Options outstanding, ending balance			2,007			21.64			2,007			21.64



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- Definition

Tabular disclosure of the changes in outstanding nonvested shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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+ References

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-Publisher FASB
-Name Accounting Standards Codification
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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