Pension and Other Postretirement Benefits (Tables)

9 Months Ended

Sep. 30, 2024

Retirement Benefits [Abstract]

Contributions for Pension and Other Postretirement Benefits

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

	Nine Months Ended September 30,
	2024		2023
U.S. defined benefit pension plans	$	4,641	$	207
U.S. defined benefit nonqualified pension plans (e.g. payments)	$	576	$	576
Foreign defined benefit pension plans	$	327	$	377
Other postretirement benefits (e.g., net payments)	$	273	$	325
U.K. defined contribution pension plan	$	200	$	175
U.S. defined contribution plan	$	2,457	$	2,002

Net Periodic Pension and Other Postretirement Benefit Costs

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

	Three Months Ended September 30,						Nine Months Ended September 30,
U.S. Defined Benefit Pension Plans (a)	2024			2023			2024			2023
Service cost	$	2		$	10		$	22		$	29
Interest cost		2,331			2,483			6,988			7,450
Expected return on plan assets		(3,443	)		(3,596	)		(10,245	)		(10,788	)
Amortization of prior service cost		-			2			1			5
Amortization of actuarial loss		45			30			136			91
Net benefit income	$	(1,065	)	$	(1,071	)	$	(3,098	)	$	(3,213	)

a) Includes the nonqualified defined benefit pension plan.

	Three Months Ended September 30,						Nine Months Ended September 30,
Foreign Defined Benefit Pension Plans	2024			2023			2024			2023
Service cost	$	63		$	87		$	102		$	225
Interest cost		467			468			1,375			1,391
Expected return on plan assets		(490	)		(487	)		(1,443	)		(1,446	)
Amortization of prior service credit		(72	)		(70	)		(213	)		(207	)
Amortization of actuarial loss		185			152			546			451
Net benefit expense	$	153		$	150		$	367		$	414

	Three Months Ended September 30,						Nine Months Ended September 30,
Other Postretirement Benefit Plans	2024			2023			2024			2023
Service cost	$	42		$	43		$	126		$	128
Interest cost		90			98			271			293
Amortization of prior service credit		(256	)		(256	)		(768	)		(768	)
Amortization of actuarial gain		(79	)		(81	)		(236	)		(242	)
Net benefit income	$	(203	)	$	(196	)	$	(607	)	$	(589	)