Net Periodic Benefit Cost (Tables)

3 Months Ended

Mar. 31, 2023

Retirement Benefits [Abstract]

Net periodic benefit cost

Net periodic pension cost for the Company’s defined benefit pension plans and U.S. post-retirement medical plan includes the following components for the three months ended March 31:

	U.S. Pension Benefits				Non-U.S. Pension Benefits				Other U.S. Post-retirement Benefits				Total
	2023		2022		2023		2022		2023		2022		2023		2022
Service cost, net	$	289	$	416	$	3,396	$	4,990	$	—	$	—	$	3,685	$	5,406
Interest cost on projected benefit obligations	1,256		674		4,876		1,558		7		3		6,139		2,235
Expected return on plan assets	(1,383)		(1,547)		(8,567)		(9,424)		—		—		(9,950)		(10,971)
Recognition of prior service cost	—		—		(1,050)		(1,095)		(19)		—		(1,069)		(1,095)
Recognition of actuarial losses/(gains)	548		584		2,537		4,930		—		(26)		3,085		5,488
Net periodic pension cost/(credit)	$	710	$	127	$	1,192	$	959	$	(12)	$	(23)	$	1,890	$	1,063