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Retirement and Pension Plans
 9 Months Ended
Sep. 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
September 30,		Nine Months Ended
September 30,
2023202220232022
(In thousands)
Defined benefit plans:
Service cost$751 $1,290 $2,240 $3,995 
Interest cost7,588 4,949 22,655 15,101 
Expected return on plan assets(13,100)(14,812)(39,167)(45,113)
Amortization of net actuarial loss and other2,851 2,074 8,514 6,371 
Pension income(1,910)(6,499)(5,758)(19,646)
Other plans:
Defined contribution plans9,908 9,217 33,936 32,289 
Foreign plans and other2,011 2,027 6,581 6,422 
Total other plans11,919 11,244 40,517 38,711 
Total net pension expense$10,009 $4,745 $34,759 $19,065 
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 nine months ended September 30, 2023 and 2022, contributions to the Company’s defined benefit pension plans were $3.9 million and $5.2 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.