Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2016

Defined benefit pension plans

Defined Benefit Plan Disclosure [Line Items]

Schedule of Defined Benefit Plans Disclosures

	Three Months Ended March 31,
	U.S. Plan						Non-U.S. Plans
	2016			2015			2016			2015
Service Cost	$	3,478		$	3,915		$	1,373		$	1,688
Interest Cost	5,762			5,791			1,375			1,486
Expected return on plan assets	(9,698		)	(10,393		)	(1,948		)	(2,019		)
Amortization:
Prior service cost	183			224			(99		)	23
Recognized actuarial loss	1,609			3,155			665			675
Transition obligation	—			—			1			9
Curtailments, special termination benefits, and settlements	—			810			—			2
Net periodic expense	$	1,334		$	3,502		$	1,367		$	1,864

Supplemental Employee Retirement Plans, Defined Benefit [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Defined Benefit Plans Disclosures

	Three Months Ended March 31,
	2016			2015
Service Cost	$	740		$	935
Interest Cost	1,317			1,266
Amortization:
Prior service cost	1,567			1,732
Recognized actuarial (gain) loss	(140		)	71
Net periodic expense	$	3,484		$	4,004

Post-Retirement Benefits [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Defined Benefit Plans Disclosures

	Three Months Ended March 31,
	2016			2015
Service Cost	$	13		$	41
Interest Cost	105			128
Amortization:
Prior service cost	(36		)	(93		)
Recognized actuarial gain	(59		)	(8		)
Net periodic expense	$	23		$	68