Pension and Other Post-Retirement Benefits (Tables)

6 Months Ended

Jun. 30, 2019

Retirement Benefits [Abstract]

Schedule of components of net periodic benefit cost

The components of net periodic benefit cost associated with our defined benefit and retiree healthcare plans for the three months ended June 30, 2019 and 2018 were as follows:

	U.S. Plans												Non-U.S. Plans
	Defined Benefit						Retiree Healthcare						Defined Benefit						Total
	2019			2018			2019			2018			2019			2018			2019			2018
Service cost	$	—		$	—		$	2		$	19		$	632		$	804		$	634		$	823
Interest cost	399			364			53			70			338			332			790			766
Expected return on plan assets	(451		)	(408		)	—			—			(176		)	(235		)	(627		)	(643		)
Amortization of net loss	245			300			11			—			192			110			448			410
Amortization of prior service (credit)/cost	—			—			(327		)	(334		)	3			2			(324		)	(332		)
Loss on settlement	—			15			—			—			—			—			—			15
Net periodic benefit cost/(credit)	$	193		$	271		$	(261	)	$	(245	)	$	989		$	1,013		$	921		$	1,039

The components of net periodic benefit cost associated with our defined benefit and retiree healthcare plans for the six months ended June 30, 2019 and 2018 were as follows:

	U.S. Plans												Non-U.S. Plans
	Defined Benefit						Retiree Healthcare						Defined Benefit						Total
	2019			2018			2019			2018			2019			2018			2019			2018
Service cost	$	—		$	—		$	4		$	38		$	1,363		$	1,635		$	1,367		$	1,673
Interest cost	798			691			106			140			676			674			1,580			1,505
Expected return on plan assets	(902		)	(836		)	—			—			(351		)	(472		)	(1,253		)	(1,308		)
Amortization of net loss	490			600			22			—			383			135			895			735
Amortization of prior service (credit)/cost	—			—			(654		)	(668		)	6			1			(648		)	(667		)
Loss on settlement	—			545			—			—			—			—			—			545
Gain on curtailment	—			—			—			—			—			(296		)	—			(296		)
Net periodic benefit cost/(credit)	$	386		$	1,000		$	(522	)	$	(490	)	$	2,077		$	1,677		$	1,941		$	2,187