RETIREMENT AND POSTRETIREMENT BENEFIT PLANS (Tables)

6 Months Ended

Jun. 30, 2019

Retirement Benefits [Abstract]

Components of total pension cost

The components of total pension cost were as follows:

	Three Months Ended June 30,												Six Months Ended June 30,
	2019						2018						2019						2018
	U.S. pension plans			Non-U.S. pension plans			U.S. pension plans			Non-U.S. pension plans			U.S. pension plans			Non-U.S. pension plans			U.S. pension plans			Non-U.S. pension plans
Service cost	$	35		$	701		$	35		$	832		$	70		$	1,429		$	70		$	1,683
Interest cost	4,653			922			4,493			937			9,306			1,858			8,987			1,907
Expected return on plan assets	(6,245		)	(1,106		)	(6,915		)	(1,266		)	(12,490		)	(2,230		)	(13,831		)	(2,540		)
Amortization of prior service cost	—			15			—			—			—			31			—			1
Amortization of net loss	414			572			384			555			827			1,157			768			1,130
Settlement charges (1)	—			—			—			—			—			—			758			—
Defined benefit plans	(1,143		)	1,104			(2,003		)	1,058			(2,287		)	2,245			(3,248		)	2,181
Multi-employer plans	—			243			—			234			—			490			—			461
Defined contribution plans	5,791			424			5,610			1,036			11,699			923			11,504			1,865
Total pension cost	$	4,648		$	1,771		$	3,607		$	2,328		$	9,412		$	3,658		$	8,256		$	4,507

(1) Pension settlement charges resulting from lump sum pension payments in the six months ended June 30, 2018.