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Retirement and Pension Plans
 6 Months Ended
Jun. 30, 2023
Retirement Benefits [Abstract]  
Retirement and Pension Plans Retirement and Pension Plans
The components of net periodic pension benefit expense (income) were as follows:
Three Months Ended
June 30,		Six Months Ended
June 30,
2023202220232022
(In thousands)
Defined benefit plans:
Service cost$749 $1,331 $1,489 $2,705 
Interest cost7,566 5,032 15,067 10,152 
Expected return on plan assets(13,071)(15,033)(26,067)(30,301)
Amortization of net actuarial loss and other2,842 2,123 5,663 4,297 
Pension income(1,914)(6,547)(3,848)(13,147)
Other plans:
Defined contribution plans10,512 9,811 24,028 23,072 
Foreign plans and other1,999 2,077 4,570 4,395 
Total other plans12,511 11,888 28,598 27,467 
Total net pension expense$10,597 $5,341 $24,750 $14,320 
For defined benefit plans, the net periodic benefit income, other than the service cost component, is included in “Other (expense) income, net” in the consolidated statement of income.
For the six months ended June 30, 2023 and 2022, contributions to the Company’s defined benefit pension plans were $2.9 million and $3.9 million, respectively. The Company’s current estimate of 2023 contributions to its worldwide defined benefit pension plans is in line with the range disclosed in Note 12 of the Company’s Annual Report on Form 10-K for the year ended December 31, 2022.