XML 72 R47.htm IDEA: XBRL DOCUMENT v3.10.0.1

Retirement Benefits (Tables)

9 Months Ended

Jun. 30, 2018

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Estimated Remaining Cash Contributions



Retirement pension benefits:
United States		$	-
United Kingdom			155
Japan			-
Germany			329
Other postretirement benefits			2,041



Defined Benefit Pension Plan [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Net Periodic Benefit Costs



		Three-Months Ended June 30,
		United States						Other Countries						Total
		2018			2017			2018			2017			2018			2017
Service cost		$	410		$	419		$	283		$	192		$	693		$	611
Interest cost			1,501			1,439			386			305			1,887			1,744
Expected return on plan assets			(2,904)			(2,632)			(703)			(656)			(3,607)			(3,288)
Amortization of:
Net actuarial loss			150			464			74			130			224			594
Prior service cost			177			95			-			-			177			95
Net periodic retirement pension (benefit) cost		$	(666)		$	(215)		$	40		$	(29)		$	(626)		$	(244)
Contributions paid		$	-		$	-		$	227		$	99		$	227		$	99


		Nine-Months Ended June 30,
		United States						Other Countries						Total
		2018			2017			2018			2017			2018			2017
Service cost		$	1,232		$	1,256		$	606		$	571		$	1,838		$	1,827
Interest cost			4,503			4,318			1,059			897			5,562			5,215
Expected return on plan assets			(8,711)			(7,897)			(2,106)			(1,935)			(10,817)			(9,832)
Amortization of:
Net actuarial loss			449			1,391			221			383			670			1,774
Prior service cost			532			287			-			-			532			287
Net periodic retirement pension benefit		$	(1,995)		$	(645)		$	(220)		$	(84)		$	(2,215)		$	(729)
Contributions paid		$	-		$	-		$	658		$	565		$	658		$	565



Defined Contribution Plan [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Costs of Retirement Plans



		Three-Months Ended						Nine-Months Ended
		June 30,						June 30,
		2018			2017			2018			2017
Company costs		$	8,262		$	8,039		$	24,858		$	23,790



Other Postretirement Benefit Plans [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Net Periodic Benefit Costs



		Three-Months Ended						Nine-Months Ended
		June 30,						June 30,
		2018			2017			2018			2017
Service cost		$	1		$	4		$	5		$	11
Interest cost			291			311			874			933
Amortization of:
Net actuarial loss			24			50			72			151
Prior service benefit			(40)			(40)			(119)			(119)
Curtailment gain			-			-			(330)			-
Net periodic other postretirement cost		$	276		$	325		$	502		$	976
Contributions paid		$	595		$	592		$	1,830		$	2,011



Multiemployer Plans, Pension [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Costs of Retirement Plans



		Three-Months Ended						Nine-Months Ended
		June 30,						June 30,
		2018			2017			2018			2017
Company contributions		$	86		$	73		$	253		$	220



X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the costs related to the various types of retirement plans including defined benefit pension plan cost, defined contribution plan cost, other postretirement benefit plan cost, and net periodic benefit cost.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

+ Details

Name:	us-gaap_ScheduleOfCostsOfRetirementPlansTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

+ Details

Name:	us-gaap_ScheduleOfNetBenefitCostsTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the cash contributions to retirement benefit plans. The employer's best estimate, as soon as it can be reasonably determined, of contributions expected to be paid to the plan in the current remaining fiscal period.

+ References

No definition available.

+ Details

Name:	wwd_ScheduleOfCashContributionsToRetirementBenefitPlanTableTextBlock
Namespace Prefix:	wwd_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_RetirementPlanTypeAxis=wwd_DefinedBenefitPensionPlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RetirementPlanTypeAxis=wwd_DefinedContributionPlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RetirementPlanTypeAxis=us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RetirementPlanTypeAxis=us-gaap_MultiemployerPlansPensionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: