Retirement Benefits (Tables)

3 Months Ended

Mar. 31, 2021

Retirement Benefits [Abstract]

Components of Net Periodic Benefit Cost for Defined Benefit Plans and Other Postretirement Plans

The following tables provide the components of net periodic benefit cost for its major defined benefit plans and its other postretirement plans.

	Pension Benefits
	Three Months Ended March 31,
	2021				2020
	U.S.		Non-U.S.		U.S.		Non-U.S.
Service cost	$	38	$	508	$	34	$	540
Interest cost	64		183		461		263
Expected return on plan assets	(216)		(253)		(899)		(291)
Settlement loss recognized	48		—		302		—
Net amortization	89		548		442		426
Net periodic (benefit) cost	$	23	$	986	$	340	$	938

	Other Postretirement Benefits
	Three Months Ended March 31,
	2021		2020
Service cost	$	178	$	155
Interest cost	102		156
Net amortization	(169)		(136)
Net periodic (benefit) cost	$	111	$	175