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Retirement and Pension Plans
 3 Months Ended
Mar. 31, 2022
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
March 31,
20222021
(In thousands)
Defined benefit plans:
Service cost$1,374 $2,021 
Interest cost5,120 4,567 
Expected return on plan assets(15,268)(14,174)
Amortization of net actuarial loss and other2,174 4,353 
Pension income(6,600)(3,233)
Other plans:
Defined contribution plans13,261 8,455 
Foreign plans and other2,318 2,234 
Total other plans15,579 10,689 
Total net pension expense$8,979 $7,456 
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 three months ended March 31, 2022 and 2021, contributions to the Company’s defined benefit pension plans were $2.1 million and $2.0 million, respectively. The Company’s current estimate of 2022 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, 2021.