Retirement Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2016

Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract]

Components of the net periodic (benefit) cost

The components of the net periodic (benefit) cost for the three and nine months ended September 30, 2016 and 2015 were as follows:

	Three Months Ended
	September 30
	Pension Benefits												Postretirement
	U.S. Plans						Non-U.S. Plans						Medical Benefits
	2016			2015			2016			2015			2016		2015
Service cost	$	88		$	120		$	32		$	36		$	25	$	24
Interest cost	414			428			96			125			99		98
Expected return on plan assets	(599		)	(653		)	(89		)	(148		)	—		—
Amortization of net actuarial loss	13			209			—			—			—		—
Amortization of prior service cost	10			10			29			67			—		—
Foreign currency	—			—			(57		)	8			—		—
Net periodic (benefit) cost	$	(74	)	$	114		$	11		$	88		$	124	$	122

	Nine Months Ended
	September 30
	Pension Benefits												Postretirement
	U.S. Plans						Non-U.S. Plans						Medical Benefits
	2016			2015			2016			2015			2016		2015
Service cost	$	265		$	360		$	104		$	108		$	73	$	72
Interest cost	1,244			1,283			304			373			298		294
Expected return on plan assets	(1,799		)	(1,960		)	(283		)	(438		)	—		—
Amortization of net actuarial loss	30			627			—			—			—		—
Amortization of prior service cost	31			31			93			197			—		—
Foreign currency	—			—			(33		)	43			—		—
Net periodic (benefit) cost	$	(229	)	$	341		$	185		$	283		$	371	$	366