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Retirement and Pension Plans (Tables)
6 Months Ended
Jun. 30, 2022
Retirement Benefits [Abstract]  
Components of Net Periodic Pension Benefit Expense (Income)
The components of net periodic pension benefit expense (income) were as follows:
Three Months Ended
June 30,
Six Months Ended
June 30,
2022202120222021
(In thousands)
Defined benefit plans:
Service cost$1,331 $2,030 $2,705 $4,051 
Interest cost5,032 4,581 10,152 9,148 
Expected return on plan assets(15,033)(14,221)(30,301)(28,395)
Amortization of net actuarial loss and other2,123 4,379 4,297 8,732 
Pension income(6,547)(3,231)(13,147)(6,464)
Other plans:
Defined contribution plans9,811 7,961 23,072 16,416 
Foreign plans and other2,077 2,123 4,395 4,357 
Total other plans11,888 10,084 27,467 20,773 
Total net pension expense$5,341 $6,853 $14,320 $14,309