PENSION BENEFITS

9 Months Ended

Sep. 30, 2021

Retirement Benefits, Description [Abstract]

Pension Benefits

Net periodic pension benefit costs for the Company's significant defined benefit plans include the following components: 

	U.S. Plans
	Three Months Ended September 30,				Nine Months Ended September 30,
	2021		2020		2021		2020
Service cost	$	26	$	25	$	79	$	74
Interest cost	77		116		230		346
Expected return on plan assets	(305)		(284)		(915)		(851)
Amortization of prior service (credit)	(11)		(11)		(33)		(32)
	$	(213)	$	(154)	$	(639)	$	(463)

	Non-U.S. Plans
	Three Months Ended September 30,				Nine Months Ended September 30,
	2021		2020		2021		2020
Service cost	$	7	$	6	$	20	$	17
Interest cost	18		26		58		78
Expected return on plan assets	(87)		(84)		(263)		(249)
Amortization of prior service (credit)	—		—		—		—
	$	(62)	$	(52)	$	(185)	$	(154)