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Retirement Benefits (Tables)

12 Months Ended

Sep. 30, 2016

Pension Plans, Defined Benefit [Member]

Schedule of Net Periodic Benefit Costs



		Year Ended September 30,
		United States									Other Countries									Total
		2016			2015			2014			2016			2015			2014			2016			2015			2014
Service cost		$	1,695		$	2,018		$	3,516		$	749		$	784		$	988		$	2,444		$	2,802		$	4,504
Interest cost			5,236			5,956			6,382			1,637			2,128			2,410			6,873			8,084			8,792
Expected return on plan assets			(10,140)			(10,647)			(9,813)			(2,659)			(3,032)			(3,070)			(12,799)			(13,679)			(12,883)
Amortization of:
Net losses			1,292			396			330			246			190			655			1,538			586			985
Net prior service (benefit) cost			384			383			97			-			-			(4)			384			383			93
Settlement loss			47			-			-			-			-			-			47			-			-
Curtailment gain			-			-			(6,624)			-			-			(915)			-			-			(7,539)
Net periodic (benefit) cost		$	(1,486)		$	(1,894)		$	(6,112)		$	(27)		$	70		$	64		$	(1,513)		$	(1,824)		$	(6,048)



Schedule of Changes in Projected Benefit Obligations, Fair Value of Plan Assets, and Funded Status of Plan



		At or for the Year Ended September 30,
		United States						Other Countries						Total
		2016			2015			2016			2015			2016			2015
Changes in projected benefit obligation:
Projected benefit obligation at beginning of year		$	145,870		$	137,740		$	62,231		$	63,535		$	208,101		$	201,275
Service cost			1,695			2,018			749			784			2,444			2,802
Interest cost			5,236			5,956			1,637			2,128			6,873			8,084
Net actuarial losses			17,786			4,206			17,190			2,715			34,976			6,921
Contribution by participants			47			28			20			23			67			51
Benefits paid			(9,789)			(4,078)			(2,656)			(2,424)			(12,445)			(6,502)
Settlements			47			-			-			-			47			-
Foreign currency exchange rate changes			-			-			(7,114)			(4,530)			(7,114)			(4,530)
Projected benefit obligation at end of year		$	160,892		$	145,870		$	72,057		$	62,231		$	232,949		$	208,101

Changes in fair value of plan assets:
Fair value of plan assets at beginning of year		$	135,590		$	142,090		$	60,663		$	63,071		$	196,253		$	205,161
Actual return (loss) on plan assets			19,859			(2,535)			10,202			2,975			30,061			440
Contributions by the Company			226			85			773			1,483			999			1,568
Contributions by plan participants			47			28			20			23			67			51
Benefits paid			(9,789)			(4,078)			(2,656)			(2,424)			(12,445)			(6,502)
Settlements			(47)			-			-			-			(47)			-
Foreign currency exchange rate changes			-			-			(6,076)			(4,465)			(6,076)			(4,465)
Fair value of plan assets at end of year		$	145,886		$	135,590		$	62,926		$	60,663		$	208,812		$	196,253
Net underfunded status at end of year		$	(15,006)		$	(10,280)		$	(9,131)		$	(1,568)		$	(24,137)		$	(11,848)



Schedule of Accumulated Benefit Obligations In Excess of and Less Than Fair Value of Plan Assets



		Plans with accumulated benefit obligation in excess of plan assets						Plans with accumulated benefit obligation less than plan assets
		At September 30,						At September 30,
		2016			2015			2016			2015
Projected benefit obligation		$	(220,788)		$	(198,165)		$	(12,161)		$	(9,936)
Accumulated benefit obligation			(218,769)			(196,694)			(10,924)			(8,918)
Fair value of plan assets			196,800			185,623			12,012			10,630



Schedule of Amounts Recognized in Balance Sheet and Other Comprehensive Income (Loss)



		At or for the Year Ended September 30,
		United States						Other Countries						Total
		2016			2015			2016			2015			2016			2015
Amounts recognized in statement of financial position consist of:
Other non-current assets		$	-		$	-		$	-		$	694		$	-		$	694
Other non-current liabilities			(15,006)			(10,280)			(9,131)			(2,262)			(24,137)			(12,542)
Net underfunded status at end of year		$	(15,006)		$	(10,280)		$	(9,131)		$	(1,568)		$	(24,137)		$	(11,848)

Amounts recognized in accumulated other comprehensive losses consist of:
Unrecognized net prior service cost		$	3,857		$	4,241		$	-		$	-		$	3,857		$	4,241
Unrecognized net losses			33,682			26,861			20,795			13,618			54,477			40,479
Total amounts recognized			37,539			31,102			20,795			13,618			58,334			44,720
Deferred taxes			(14,305)			(11,890)			(7,303)			(4,817)			(21,608)			(16,707)
Amounts recognized in accumulated other comprehensive losses		$	23,234		$	19,212		$	13,492		$	8,801		$	36,726		$	28,013



Schedule of Changes in Plan Assets and Benefit Obligations Recorded in Other Comprehensive Income (Loss)



		Year Ended September 30,
		United States						Other Countries						Total
		2016			2015			2016			2015			2016			2015
Accumulated other comprehensive losses at beginning of year		$	31,102		$	14,491		$	13,618		$	11,902		$	44,720		$	26,393
Net loss			8,160			17,390			9,646			2,771			17,806			20,161
Loss due to settlement or curtailment arising during the period			(47)			-			-			-			(47)			-
Amortization of:
Net losses			(1,292)			(396)			(246)			(190)			(1,538)			(586)
Prior service cost			(384)			(383)			-			-			(384)			(383)
Foreign currency exchange rate changes			-			-			(2,223)			(865)			(2,223)			(865)
Accumulated other comprehensive losses at end of year		$	37,539		$	31,102		$	20,795		$	13,618		$	58,334		$	44,720



Schedule of Amounts Expected to be Amortized from Accumulated Other Comprehensive Income (Loss) and Reported as a Component of Net Periodic Benefit Cost During the Next Fiscal Year



		United States			Other Countries			Total
Prior service cost		$	383		$	-		$	383
Net actuarial losses			1,854			533			2,387



Schedule of Expected Benefit Payments



Year Ending September 30,		United States			Other Countries			Total
2017		$	6,344		$	2,315		$	8,659
2018			6,319			2,249			8,568
2019			6,980			2,847			9,827
2020			7,589			2,311			9,900
2021			8,127			2,442			10,569
2022 – 2026			46,705			12,791			59,496



Schedule of Allocation of Plan Assets, Actual and Target Allocations



		At September 30,
		2016						2015
		Percentage of Plan Assets		Target Allocation Ranges				Percentage of Plan Assets		Target Allocation Ranges
United States:
Asset Class
Equity Securities		56.4%		40.8%	-	80.8%		58.2%		40.7%	-	80.7%
Debt Securities		39.0%		29.2%	-	49.2%		41.5%		29.3%	-	49.3%
Other		4.6%		0.0%				0.3%		0.0%
		100.0%						100.0%
United Kingdom:
Asset Class
Equity Securities		34.7%		25.0%	-	45.0%		36.0%		40.0%	-	70.0%
Debt Securities		65.2%		40.0%	-	80.0%		63.8%		35.0%	-	65.0%
Other		0.1%		0.0%				0.2%		0.0%
		100.0%						100.0%
Japan:
Asset Class
Equity Securities		40.0%		36.0%	-	44.0%		38.6%		36.0%	-	44.0%
Debt Securities		59.1%		55.0%	-	63.0%		60.4%		55.0%	-	63.0%
Other		0.9%		0.0%	-	2.0%		1.0%		0.0%	-	2.0%
		100.0%						100.0%



Schedule of Allocation of Plan Assets, Fair Value Hieracrchy



		At September 30, 2016
		Level 1						Level 2						Level 3
		United States			Other Countries			United States			Other Countries			United States			Other Countries			Total
Asset Category:
Cash and cash equivalents		$	6,741		$	163		$	-		$	-		$	-		$	-		$	6,904
Mutual funds:
U.S. corporate bond fund			56,813			-			-			-			-			-			56,813
U.S. equity large cap fund			48,506			-			-			-			-			-			48,506
International equity large cap growth fund			33,834			-			-			-			-			-			33,834
Pooled funds:
Japanese equity securities			-			-			-			2,536			-			-			2,536
International equity securities			-			-			-			2,258			-			-			2,258
Japanese fixed income securities			-			-			-			5,321			-			-			5,321
International fixed income securities			-			-			-			1,777			-			-			1,777
Index linked U.K. equity fund			-			-			-			7,982			-			-			7,982
Index linked international equity fund			-			-			-			9,694			-			-			9,694
Index linked U.K. corporate bonds fund			-			-			-			16,180			-			-			16,180
Index linked U.K.  government securities fund			-			-			-			5,009			-			-			5,009
Index linked U.K. long-term government securities fund			-			-			-			11,998			-			-			11,998
Total assets		$	145,894		$	163		$	-		$	62,755		$	-		$	-		$	208,812

		At September 30, 2015
		Level 1						Level 2						Level 3
		United States			Other Countries			United States			Other Countries			United States			Other Countries			Total
Asset Category:
Cash and cash equivalents		$	467		$	201		$	-		$	-		$	-		$	-		$	668
Mutual funds:
U.S. corporate bond fund			56,210			-			-			-			-			-			56,210
U.S. equity large cap fund			47,517			-			-			-			-			-			47,517
International equity large cap growth fund			31,396			-			-			-			-			-			31,396
Pooled funds:
Japanese equity securities			-			-			-			2,116			-			-			2,116
International equity securities			-			-			-			1,982			-			-			1,982
Japanese fixed income securities			-			-			-			4,805			-			-			4,805
International fixed income securities			-			-			-			1,624			-			-			1,624
Index linked U.K. equity fund			-			-			-			8,687			-			-			8,687
Index linked international equity fund			-			-			-			9,336			-			-			9,336
Index linked U.K. corporate bonds fund			-			-			-			16,613			-			-			16,613
Index linked U.K.  government securities fund			-			-			-			4,716			-			-			4,716
Index linked U.K. long-term government securities fund			-			-			-			10,583			-			-			10,583
Total assets		$	135,590		$	201		$	-		$	60,462		$	-		$	-		$	196,253



United States Pension Plans of US Entity, Defined Benefit [Member]

Schedule of Actuarial Assumptions Used



	2016			2015			2014
United States:
Weighted-average assumptions to determine benefit obligation at September 30:
Discount rate	3.65	%		4.39	%		4.40	%
Rate of compensation increase	n/a			n/a			3.50
Weighted-average assumptions to determine periodic benefit costs for years ended September 30:
Discount rate	4.39			4.40			5.15
Rate of compensation increase	n/a			n/a			3.50
Long-term rate of return on plan assets	7.62			7.62			7.62



United Kingdom Plan, Defined Benefit [Member]

Schedule of Actuarial Assumptions Used



	2016			2015			2014
United Kingdom:
Weighted-average assumptions to determine benefit obligation at September 30:
Discount rate	2.28	%		3.75	%		4.10	%
Rate of compensation increase	3.40			3.40			3.50
Weighted-average assumptions to determine periodic benefit costs for years ended September 30:
Discount rate - service cost	3.86			4.10			4.50
Discount rate - interest cost	3.63			4.10			4.50
Rate of compensation increase	3.40			3.50			3.50
Long-term rate of return on plan assets	5.00			5.50			5.50



Japan Plan, Defined Benefit [Member]

Schedule of Actuarial Assumptions Used



	2016			2015			2014
Japan:
Weighted-average assumptions to determine benefit obligation at September 30:
Discount rate	0.46	%		0.97	%		1.10	%
Rate of compensation increase	2.02			2.00			2.00
Weighted-average assumptions to determine periodic benefit costs for years ended September 30:
Discount rate - service cost	1.27			1.10			1.25
Discount rate - interest cost	0.59			1.10			1.25
Rate of compensation increase	2.00			2.00			2.00
Long-term rate of return on plan assets	3.00			3.00			3.00



Switzerland Plan, Defined Benefit [Member]

Schedule of Actuarial Assumptions Used



	2016			2015			2014
Switzerland:
Weighted-average assumptions to determine benefit obligation at September 30:
Discount rate	n/a			n/a			n/a
Rate of compensation increase	n/a			n/a			n/a
Weighted-average assumptions to determine periodic benefit costs for years ended September 30:
Discount rate	n/a			n/a			2.25	%
Rate of compensation increase	n/a			n/a			2.00
Long-term rate of return on plan assets	n/a			n/a			2.25



Multiemployer Plan [Member]

Schedule of Costs of Retirement Plans



			Year Ended September 30,
		2016			2015			2014
Company contributions		$	475		$	600		$	728



Defined Contribution Plan [Member]

Schedule of Costs of Retirement Plans



			Year Ended September 30,
		2016			2015			2014
Company costs		$	31,893		$	30,933		$	24,921



Other Postretirement Benefit Plans, Defined Benefit [Member]

Schedule of Actuarial Assumptions Used



	2016			2015			2014
Weighted-average discount rate used to determine benefit obligation at September 30	3.63	%		4.01	%		4.40	%
Weighted-average discount rate used to determine net periodic benefit cost for years ended September 30	4.01			4.40			5.14



Schedule of Net Periodic Benefit Costs



		Year Ended September 30,
		2016			2015			2014
Service cost		$	22		$	30		$	47
Interest cost			1,048			1,233			1,432
Amortization of:
Net (gains) losses			156			(73)			(200)
Net prior service benefit			(158)			(158)			(158)
Net periodic cost		$	1,068		$	1,032		$	1,121



Schedule of Changes in Projected Benefit Obligations, Fair Value of Plan Assets, and Funded Status of Plan



		Year Ended September 30,
		2016			2015
Changes in accumulated postretirement benefit obligation:
Accumulated postretirement benefit obligation at beginning of year		$	34,927		$	29,225
Service cost			22			30
Interest cost			1,048			1,233
Premiums paid by plan participants			1,299			1,613
Net actuarial losses			1,912			6,705
Benefits paid			(3,503)			(3,848)
Foreign currency exchange rate changes			(75)			(31)
Accumulated postretirement benefit obligation at end of year		$	35,630		$	34,927
Changes in fair value of plan assets:
Fair value of plan assets at beginning of year		$	-		$	-
Contributions by the Company			2,204			2,235
Premiums paid by plan participants			1,299			1,613
Benefits paid			(3,503)			(3,848)
  Fair value of plan assets at end of year		$	-		$	-
Net underfunded status at end of year		$	(35,630)		$	(34,927)



Schedule of Amounts Recognized in Balance Sheet and Other Comprehensive Income (Loss)



		Year Ended September 30,
		2016			2015
Amounts recognized in statement of financial position consist of:
Accrued liabilities		$	(2,505)		$	(2,481)
Other non-current liabilities			(33,125)			(32,446)
Funded status at end of year		$	(35,630)		$	(34,927)

Amounts recognized in accumulated other comprehensive losses consist of:
Unrecognized net prior service benefit		$	(318)		$	(477)
Unrecognized net losses			5,484			3,745
Total amounts recognized			5,166			3,268
Deferred taxes			(1,979)			(1,267)
Amounts recognized in accumulated other comprehensive losses		$	3,187		$	2,001



Schedule of Changes in Plan Assets and Benefit Obligations Recorded in Other Comprehensive Income (Loss)



		Year Ended September 30,
		2016			2015
Accumulated other comprehensive losses (earnings) at beginning of year		$	3,268		$	(3,666)
Net (gain) loss			1,912			6,705
Amortization of:
Net gains (losses)			(156)			73
Prior service benefit (cost)			158			158
Foreign currency exchange rate changes			(16)			(2)
Accumulated other comprehensive losses at end of year		$	5,166		$	3,268



Schedule of Health Care Cost Trend Rates



				2016			2015
Health care cost trend rate assumed for next year				7.00	%		7.00	%
Rate to which the cost trend rate is assumed to decline
(the ultimate trend rate)				5.00	%		5.00	%
Year that the rate reaches the ultimate trend rate				2025			2024



Schedule of Health Care Costs Sensitivity



			Change In Health Care Cost Trend Rate
			1% increase			1% decrease
Effect on projected fiscal year 2017 service and interest cost			$	126		$	(110)
Effect on accumulated postretirement benefit obligation at September 30, 2016				3,415			(2,993)



Schedule of Future Postretirement Company Contributions



Year Ending September 30,
2017		$	4,039
2018			4,066
2019			4,096
2020			4,080
2021			4,060
2022 – 2026			19,306



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- Definition

Tabular disclosure of the change in the benefit obligation, fair value of plan assets, and funded status of pension plans or other employee benefit plans.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
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Tabular disclosure of the amounts related to pension plans and/or other employee benefit plans in accumulated other comprehensive income (loss) expected to be recognized as components of net periodic benefit cost over the next fiscal year, including the net gain (loss), net prior service cost or credit, and net transition asset or obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Tabular disclosure of the assumptions used to determine for pension plans and/or other employee benefit plans the benefit obligation and net benefit cost, including assumed discount rates, rate increase in compensation increase, and expected long-term rates of return on plan assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
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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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
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Tabular disclosure of the changes in plan assets and benefit obligations recognized in other comprehensive income (loss) during the period.

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No definition available.

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Tabular disclosure of the effect of a one-percentage-point increase and the effect of a one-percentage-point decrease in the assumed health care cost trend rates on the aggregate of the service and interest cost components of net periodic postretirement health care benefit costs and the accumulated postretirement benefit obligation for health care benefits.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
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Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
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Tabular disclosure of the assumed health care cost trend rates for the next year used to measure the expected cost of benefits covered by the plans, including the ultimate trend rate(s) and when that rate is expected to be achieved.

+ References

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-Publisher FASB
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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=65897934&loc=d3e1928-114920

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Tabular disclosure of accumulated benefit obligations and fair values of plan assets of pension plans and/or other employee benefit plans where the accumulated benefit obligation is in excess of or less than the fair value of plan assets.

+ References

No definition available.

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Tabular disclosure of the major categories of plan assets of pension plans and/or other employee benefit plans and the the target allocation of plan assets.

+ References

No definition available.

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Tabular disclosure of the major categories of plan assets of pension plans and/or other employee benefit plans including the fair value of each major category of plan assets and the level within the fair value hierarchy in which the fair value measurements fall.

+ References

No definition available.

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Tabular disclosure of the amounts that are recognized in the balance sheet (or statement of financial position) for pension plans and/or other employee benefit plans, showing separately the assets and current and noncurrent liabilities (if applicable) recognized. In addition, a tabular disclosure of the net gain (loss) and net prior service cost or credit recognized in other comprehensive income (loss) for the period for pension plans and/or other employee benefit plans, and reclassification adjustments of other comprehensive income (loss) for the period, as those amounts, including amortization of the net transition asset or obligation, are recognized as components of net periodic benefit cost.

+ References

No definition available.

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- Definition

Tabular disclosure of company contributions expected to be made to pension plans or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter.

+ References

No definition available.

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