Retirement Benefits (Tables)

12 Months Ended

Dec. 31, 2017

Defined Benefit Plan Disclosure [Line Items]

Reconciliation of Changes in Benefit Obligations and Fair Value of Plan Assets

The following table provides a reconciliation of the changes in the benefit obligations and fair value of plan assets over the two-year period ended December 31, 2017, and a statement of the funded status at December 31 for both years.



	Pension Benefits												Other Benefits
	2017						2016						2017			2016
	U.S.			Non-U.S.			U.S.			Non-U.S.
	(In thousands)
CHANGE IN BENEFIT OBLIGATION
Obligation at January 1	$	90,256		$	87,764		$	98,476		$	58,063		$	24,636		$	20,400
Service cost	976			1,975			1,016			1,627			610			601
Interest cost	2,677			1,283			3,043			1,429			818			811
Plan amendments	—			—			—			—			—			—
Benefits paid	(6,258		)	(1,942		)	(3,140		)	(2,023		)	(738		)	(718		)
Actuarial loss (gain)	3,684			(15		)	1,987			6,844			592			(1,990		)
Currency translation	—			9,323			—			(6,988		)	150			52
Settlements	—			(2,452		)	(11,126		)	(819		)	—			—
Acquisition/Divestiture	—			(482		)	—			29,491			—			5,480
Other	—			1,997			—			140			—			—
Obligation at December 31	$	91,335		$	97,451		$	90,256		$	87,764		$	26,068		$	24,636
CHANGE IN PLAN ASSETS
Fair value of plan assets at January 1	$	73,688		$	32,586		$	77,575		$	20,645		$	—		$	—
Actual return on plan assets	5,046			1,792			6,740			2,470			—			—
Employer contributions	3,565			2,702			3,639			1,974			738			718
Benefits paid	(6,258		)	(1,942		)	(3,140		)	(2,023		)	(738		)	(718		)
Currency translation	—			2,446			—			(4,108		)	—			—
Settlements	—			(2,452		)	(11,126		)	(819		)	—			—
Acquisition/Divestiture	—			—			—			14,307			—			—
Other	—			1,184			—			140			—			—
Fair value of plan assets at December 31	$	76,041		$	36,316		$	73,688		$	32,586		$	—		$	—
Funded status at December 31	$	(15,294	)	$	(61,135	)	$	(16,568	)	$	(55,178	)	$	(26,068	)	$	(24,636	)
COMPONENTS ON THE CONSOLIDATED BALANCE SHEETS
Current liabilities	$	(658	)	$	(1,159	)	$	(729	)	$	(1,005	)	$	(1,034	)	$	(1,044	)
Other noncurrent liabilities	(14,636		)	(59,976		)	(15,839		)	(54,173		)	(25,034		)	(23,592		)
Net liability at December 31	$	(15,294	)	$	(61,135	)	$	(16,568	)	$	(55,178	)	$	(26,068	)	$	(24,636	)

Weighted Average Assumptions Used in Measurement of Benefit Obligation

The weighted average assumptions used in the measurement of the Company’s benefit obligation at December 31, 2017 and 2016 were as follows:



	U.S. Plans				Non-U.S. Plans
	2017		2016		2017		2016
Discount rate	3.46	%	3.91	%	1.82	%	1.76	%
Rate of compensation increase	4.00	%	4.00	%	2.37	%	2.29	%

Pretax Amounts Recognized in Accumulated Other Comprehensive Income (Loss)

The pretax amounts recognized in Accumulated other comprehensive income (loss) on the Consolidated Balance Sheets as of December 31, 2017 and 2016 were as follows:



	Pension Benefits								Other Benefits
	2017				2016				2017			2016
	U.S.		Non-U.S.		U.S.		Non-U.S.
	(In thousands)
Prior service cost (credit)	$	86	$	18	$	110	$	77	$	(483	)	$	(849	)
Net loss	27,789		17,986		27,860		17,643		(2,866		)	(3,852		)
Total	$	27,875	$	18,004	$	27,970	$	17,720	$	(3,349	)	$	(4,701	)

Amounts in Accumulated Other Comprehensive Income (Loss) Expected to Be Recognized as Components of Net Periodic Benefit Cost During 2012

The amounts in Accumulated other comprehensive income (loss) on the Consolidated Balance Sheet as of December 31, 2017, that are expected to be recognized as components of net periodic benefit cost during 2018 are as follows:



	U.S. Pension Benefit Plans		Non-U.S. Pension Benefit Plans		Other Benefit Plans			Total
	(In thousands)
Prior service cost (credit)	$	24	$	3	$	(366	)	$	(339	)
Net loss	2,716		1,282		(371		)	3,627
Total	$	2,740	$	1,285	$	(737	)	$	3,288

Weighted Average Assumptions Used to Determine Net Periodic Benefit Cost of Plans



	U.S. Plans						Non-U.S. Plans
	2017		2016		2015		2017		2016		2015
Discount rate	3.91	%	4.12	%	3.78	%	1.76	%	2.99	%	2.66	%
Expected return on plan assets	5.50	%	6.50	%	6.50	%	3.20	%	4.58	%	5.19	%
Rate of compensation increase	4.00	%	4.00	%	4.00	%	2.29	%	2.98	%	3.00	%

Pension Plan Weighted Average Asset Allocations

The Company’s pension plan weighted average asset allocations at December 31, 2017 and 2016, by asset category, were as follows:



	U.S. Plans				Non-U.S. Plans
	2017		2016		2017		2016
Equity securities	47	%	44	%	14	%	24	%
Fixed income securities	51	%	43	%	30	%	26	%
Cash/Commingled Funds/Other ⁽¹⁾	2	%	13	%	56	%	50	%
Total	100	%	100	%	100	%	100	%

Summary of Basis Used to Measure Defined Benefit Plans' Assets at Fair Value

The basis used to measure the defined benefit plans’ assets at fair value at December 31, 2017 and 2016 is summarized as follows:



	Basis of Fair Value Measurement
	Outstanding Balances		Level 1		Level 2		Level 3
As of December 31, 2017	(In thousands)
Equity
U.S. Large Cap	$	16,402	$	16,402	$	—	$	—
U.S. Small / Mid Cap	7,966		7,051		915		—
International	16,844		13,205		3,639		—
Fixed Income
U.S. Intermediate	13,568		13,483		85		—
U.S. Short Duration	13,362		13,362		—		—
U.S. High Yield	9,529		8,462		1,067		—
International	13,311		3,767		9,544		—
Other Commingled Funds ⁽¹⁾	16,059		—		—		16,059
Cash and Equivalents	2,613		1,346		1,267		—
Other	2,851		—		2,851		—
	$	112,505	$	77,078	$	19,368	$	16,059

(1) Other commingled funds represent pooled institutional investments in non-U.S. plans.



	Basis of Fair Value Measurement
	Outstanding Balances		Level 1		Level 2		Level 3
As of December 31, 2016	(In thousands)
Equity
U.S. Large Cap	$	15,345	$	15,345	$	—	$	—
U.S. Small / Mid Cap	8,920		7,111		1,809		—
International	16,282		10,647		5,635		—
Fixed Income
U.S. Intermediate	10,014		9,943		71		—
U.S. Short Duration	10,160		10,160		—		—
U.S. High Yield	9,343		7,924		1,419		—
International	10,310		3,627		6,683		—
Other Commingled Funds ⁽¹⁾	14,180		—		—		14,180
Cash and Equivalents	10,382		9,660		722		—
Other	1,338		—		1,338		—
	$	106,274	$	74,417	$	17,677	$	14,180

Net Periodic Benefit Cost

Defined Benefit Plan Disclosure [Line Items]

Pretax Amounts Recognized in Accumulated Other Comprehensive Income (Loss)

The pretax change recognized in Accumulated other comprehensive income (loss) on the Consolidated Balance Sheet in 2017 is as follows:



	Pension Benefits						Other Benefits
	U.S.			Non-U.S.
	(In thousands)
Net gain (loss) in current year	$	(2,471	)	$	318		$	(592	)
Amortization of prior service cost (credit)	24			3			(366		)
Amortization of net loss (gain)	2,542			2,040			(429		)
Exchange rate effect on amounts in OCI	—			(2,645		)	35
Total	$	95		$	(284	)	$	(1,352	)

Pension Benefit Plan

Defined Benefit Plan Disclosure [Line Items]

Components of Net Periodic Benefit Cost for Defined Benefit Plans and Other Postretirement Plans

The components of, and the weighted average assumptions used to determine, the net periodic benefit cost for the plans in 2017, 2016 and 2015 are as follows:



	Pension Benefits
	2017						2016						2015
	U.S.			Non-U.S.			U.S.			Non-U.S.			U.S.			Non-U.S.
	(In thousands)
Service cost	$	976		$	1,975		$	1,016		$	1,627		$	1,279		$	1,506
Interest cost	2,677			1,283			3,043			1,429			3,770			1,734
Expected return on plan assets	(3,832		)	(1,088		)	(4,777		)	(993		)	(4,910		)	(1,114		)
Settlement loss recognized	—			234			3,339			215			—			—
Net amortization	2,566			1,809			3,226			1,008			3,422			1,931
Net periodic benefit cost	$	2,387		$	4,213		$	5,847		$	3,286		$	3,561		$	4,057

Other Benefit Plans

Defined Benefit Plan Disclosure [Line Items]

Components of Net Periodic Benefit Cost for Defined Benefit Plans and Other Postretirement Plans



	Other Benefits
	2017			2016			2015
	(In thousands)
Service cost	$	610		$	601		$	673
Interest cost	818			811			833
Net amortization	(795		)	(705		)	(414		)
Net periodic benefit cost	$	633		$	707		$	1,092