Pensions and Other Post-employment Benefits (Tables)

3 Months Ended

Mar. 31, 2023

Retirement Benefits [Abstract]

Components of Net Periodic Benefit Cost

The following is a summary of the net periodic benefit cost for the first quarter of 2023 and 2022 for the pension plans as shown below. The Pension Benefits columns aggregate defined benefit pension plans in the U.S., Germany, Liechtenstein, England, and the U.S. supplemental retirement plans. The Other Benefits columns include the domestic retiree medical and life insurance plan.

	Pension Benefits				Other Benefits
	First Quarter Ended				First Quarter Ended
	March 31,		April 1,		March 31,		April 1,
(Thousands)	2023		2022		2023		2022
Components of net periodic benefit (income) cost
Service cost	$	222	$	318	$	13	$	22
Interest cost	1,973		1,223		68		39
Expected return on plan assets	(2,439)		(2,400)		—		—
Amortization of prior service cost (benefit)	(23)		(20)		(139)		(374)
Amortization of net loss (gain)	(81)		430		(95)		(68)
Total net benefit (income) cost	$	(348)	$	(449)	$	(153)	$	(381)