Pension and Other Postretirement Benefits (Tables)

3 Months Ended

Mar. 31, 2024

Retirement Benefits [Abstract]

Contributions for Pension and Other Postretirement Benefits

Contributions to the Corporation’s employee benefit plans were as follows:

	Three Months Ended March 31,
	2024		2023
U.S. defined benefit pension plans	$	192	$	207
Foreign defined benefit pension plans	$	120	$	113
Other postretirement benefits (e.g., net payments)	$	88	$	119
U.K. defined contribution pension plan	$	66	$	57
U.S. defined contribution plan	$	929	$	646

Net Periodic Pension and Other Postretirement Benefit Costs

Net periodic pension and other postretirement benefit costs included the following components:

	Three Months Ended March 31,
U.S. Defined Benefit Pension Plans	2024			2023
Service cost	$	10		$	10
Interest cost		2,329			2,483
Expected return on plan assets		(3,401	)		(3,596	)
Amortization of prior service cost		-			2
Amortization of actuarial loss		45			30
Net benefit income	$	(1,017	)	$	(1,071	)

	Three Months Ended March 31,
Foreign Defined Benefit Pension Plans	2024			2023
Service cost	$	31		$	62
Interest cost		456			455
Expected return on plan assets		(478	)		(471	)
Amortization of prior service credit		(71	)		(68	)
Amortization of actuarial loss		180			147
Net benefit expense	$	118		$	125

	Three Months Ended March 31,
Other Postretirement Benefit Plans	2024			2023
Service cost	$	43		$	59
Interest cost		98			55
Amortization of prior service credit		(256	)		(299	)
Amortization of actuarial (gain) loss		(81	)		6
Net benefit income	$	(196	)	$	(179	)