Pensions (Tables) - Pension Plan [Member]

12 Months Ended

Dec. 31, 2017

Defined Benefit Plan Disclosure [Line Items]

Schedule of Defined Benefit Pension Plans

Information related to the Company’s defined benefit pension plans was as follows:



	Year Ended December 31,
	2017						2016
	U.S.			Non-U.S.			U.S.			Non-U.S.
Change in projected benefit obligation:
Projected benefit obligations at beginning of period	$	303,446		$	191,184		$	306,760		$	179,896
Service cost	814			4,025			807			3,346
Interest cost	11,700			4,341			12,580			5,041
Actuarial loss	17,230			4,450			3,633			17,582
Benefits paid	(17,492		)	(7,048		)	(20,334		)	(7,735		)
Foreign exchange translation	—			20,809			—			(5,085		)
Settlements	—			(20,667		)	—			(1,950		)
Other	—			75			—			89
Projected benefit obligations at end of period	$	315,698		$	197,169		$	303,446		$	191,184

Change in plan assets:
Fair value of plan assets at beginning of period	$	253,483		$	63,220		$	248,387		$	64,940
Actual return on plan assets	35,233			5,039			18,109			2,560
Employer contributions	4,543			7,238			7,321			6,969
Benefits paid	(17,492		)	(7,048		)	(20,334		)	(7,735		)
Foreign exchange translation	—			4,008			—			(1,753		)
Settlements	—			(20,431		)	—			(1,761		)
Fair value of plan assets at end of period	$	275,767		$	52,026		$	253,483		$	63,220

Funded status of the plans	$	(39,931	)	$	(145,143	)	$	(49,963	)	$	(127,964	)

Schedule of Amounts Recognized in Balance Sheet [Table Text Block]



	December 31, 2017						December 31, 2016
	U.S.			Non-U.S.			U.S.			Non-U.S.
Amounts recognized in the consolidated balance sheet:
Other assets	$	—		$	405		$	—		$	—
Accrued liabilities	(1,011		)	(4,295		)	(1,030		)	(3,947		)
Pension benefits (long term)	(38,920		)	(141,253		)	(48,933		)	(124,017		)

Schedule of Defined Benefit Plan Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]

Pre-tax amounts included in accumulated other comprehensive loss that have not yet been recognized in net periodic benefit (income) cost as of December 31, 2017 and 2016 were as follows:



	December 31, 2017						December 31, 2016
	U.S.			Non-U.S.			U.S.			Non-U.S.
Prior service costs	$	(136	)	$	(1,206	)	$	(156	)	$	(1,273	)
Actuarial losses	$	(74,711	)	$	(48,491	)	$	(78,552	)	$	(49,862	)

Schedule of Amounts in Accumulated Other Comprehensive Income (Loss) to be Recognized over Next Fiscal Year [Table Text Block]

Pre-tax amounts included in accumulated other comprehensive loss that are expected to be recognized in net periodic benefit cost during the year ended December 31, 2018 are as follows:



	U.S.			Non-U.S.
Prior service costs	$	(20	)	$	(240	)
Actuarial losses	$	(2,383	)	$	(2,553	)

Components of Net Periodic Benefit Cost

The components of net periodic benefit (income) cost for the Company’s defined benefit plans were as follows:



	Year Ended December 31,
	2017						2016						2015
	U.S.			Non-U.S.			U.S.			Non-U.S.			U.S.			Non-U.S.
Service cost	$	814		$	4,025		$	807		$	3,346		$	926		$	3,489
Interest cost	11,700			4,341			12,580			5,041			12,334			5,084
Expected return on plan assets	(16,012		)	(2,617		)	(15,835		)	(3,133		)	(17,685		)	(3,373		)
Amortization of prior service cost and actuarial loss	1,871			2,898			1,714			2,186			1,110			2,666
Settlements	—			6,427			—			538			—			132
Other	—			—			—			—			—			221
Net periodic benefit (income) cost	$	(1,627	)	$	15,074		$	(734	)	$	7,978		$	(3,315	)	$	8,219

Weighted Average Assumptions Used to Determine Benefit Obligations

Weighted average assumptions used to determine benefit obligations as of December 31, 2017 and 2016 were as follows:



	2017				2016
	U.S.		Non-U.S.		U.S.		Non-U.S.
Discount rate	3.55	%	2.17	%	3.99	%	2.23	%
Rate of compensation increase	N/A		3.17	%	N/A		3.15	%

Weighted Average Assumptions Used to Determine Net Periodic Benefit Costs

Weighted average assumptions used to determine net periodic benefit costs for the years ended December 31, 2017, 2016 and 2015 were as follows:



	2017				2016				2015
	U.S.		Non-U.S.		U.S.		Non-U.S.		U.S.		Non-U.S.
Discount rate	3.99	%	2.23	%	4.24	%	2.80	%	3.94	%	2.66	%
Expected return on plan assets	6.60	%	5.94	%	6.60	%	4.39	%	6.70	%	4.80	%
Rate of compensation increase	N/A		3.15	%	N/A		3.15	%	N/A		3.11	%

Pension Plan Assets at Fair Value

The fair value of the Company’s pension plan assets by category using the three-level hierarchy (see Note 9. “Fair Value Measurements and Financial Instruments”) as of December 31, 2017 and 2016 was as follows:



2017	Level 1		Level 2		Level 3		Total
Equity funds	$	41,080	$	22,419	$	—	$	63,499
Equity funds measured at net asset value ⁽¹⁾	—		—		—		76,405
Bond funds	34,997		29,607		—		64,604
Bond funds measured at net asset value ⁽¹⁾	—		—		—		69,823
Real estate measured at net asset value⁽¹⁾	—		—		—		15,656
Hedge funds	3,603		—		110		3,713
Hedge funds measured at net asset value ⁽¹⁾	—		—		—		29,195
Insurance contracts	—		—		—		—
Cash and cash equivalents	4,898		—		—		4,898
Total	$	84,578	$	52,026	$	110	$	327,793



2016	Level 1		Level 2		Level 3		Total
Equity funds	$	36,710	$	18,531	$	—	$	55,241
Equity funds measured at net asset value ⁽¹⁾	—		—		—		76,961
Bond funds	35,339		28,070		—		63,409
Bond funds measured at net asset value ⁽¹⁾	—		—		—		47,123
Real estate measured at net asset value ⁽¹⁾	—		—		—		14,472
Hedge funds	339		—		341		680
Hedge funds measured at net asset value ⁽¹⁾	—		—		—		30,676
Insurance contracts	—		—		16,113		16,113
Cash and cash equivalents	12,028		—		—		12,028
Total	$	84,416	$	46,601	$	16,454	$	316,703

⁽¹⁾In accordance with ASC 820, investments measured at fair value using the net asset value (“NAV”) practical expedient are excluded from the fair value hierarchy. These fair value amounts are presented in this table to allow for reconciliation to the fair value of plan assets presented within the statement of financial position.

Reconciliation for Level 3 Inputs Used in Determining Fair Value

The reconciliation for which Level 3 inputs were used in determining fair value is as follows:



Beginning balance of assets classified as Level 3 as of January 1, 2016	$	4,709
Purchases, sales and settlements, net	(4,380		)
Total gain	12
Transfers into (out of) Level 3	16,113
Ending balance of assets classified as Level 3 as of December 31, 2016	$	16,454
Purchases, sales and settlements, net	(16,348		)
Total gain	4
Transfers into (out of) Level 3	—
Ending balance of assets classified as Level 3 as of December 31, 2017	$	110

Estimated Benefit Payments for Domestic and Foreign Pension Plans

The Company estimates its benefit payments for its domestic and foreign pension plans during the next ten years to be as follows:



Years Ending December 31,	U.S		Non-U.S		Total
2018	$	21,183	$	6,337	$	27,520
2019	18,893		8,168		27,061
2020	18,875		7,908		26,783
2021	19,035		8,737		27,772
2022	19,236		10,767		30,003
2023-2027	95,413		57,731		153,144