RETIREMENT AND POSTRETIREMENT BENEFIT PLANS (Tables)

9 Months Ended

Sep. 30, 2018

Retirement Benefits [Abstract]

Components of total pension cost

The components of total pension cost were as follows:

	Three Months Ended September 30,												Nine Months Ended September 30,
	2018						2017						2018						2017
	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		$	796		$	164		$	761		$	105		$	2,479		$	459		$	1,935
Interest cost	4,574			867			4,882			887			13,561			2,774			14,623			2,220
Expected return on plan assets	(6,450		)	(1,174		)	(8,306		)	(1,163		)	(20,281		)	(3,714		)	(23,648		)	(3,062		)
Amortization of prior service cost	—			—			—			4			—			1			—			12
Amortization of net loss	355			546			506			477			1,123			1,676			1,599			1,395
Settlement charges (1)	4,232			—			5,283			—			4,990			—			5,283			—
Defined benefit plans	2,746			1,035			2,529			966			(502		)	3,216			(1,684		)	2,500
Multi-employer plans	—			226			—			217			—			687			—			634
Defined contribution plans	5,712			813			5,390			789			17,216			2,678			17,224			1,524
Total pension cost	$	8,458		$	2,074		$	7,919		$	1,972		$	16,714		$	6,581		$	15,540		$	4,658

(1) Pension settlement charges resulting from lump sum pension payments in the three and nine months ended September 30, 2018 and 2017.