Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2023

Retirement Benefits [Abstract]

Components of net periodic benefit cost

Table 10.1 provides the components of net periodic benefit cost for our pension, supplemental executive retirement and other postretirement benefit plans for the three months ended March 31, 2023 and 2022.

Components of net periodic benefit cost
Table	10.1
		Three Months Ended March 31,
		Pension and Supplemental Executive Retirement Plans				Other Postretirement Benefit Plans
(In thousands)		2023		2022		2023		2022
Company service cost		$	—	$	1,757	$	386	$	348
Interest cost		3,682		2,877		398		177
Expected return on plan assets		(3,581)		(4,952)		(2,063)		(2,625)
Amortization of:
Net actuarial losses (gains)		597		1,183		(64)		(754)
Prior service cost (credit)		86		(53)		465		122
Cost of settlements and curtailments		7,847		—		—		—
Net periodic benefit cost (benefit)		$	8,631	$	812	$	(878)	$	(2,732)