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Pension Plans and Other Postretirement Benefits (Tables)
 6 Months Ended
Jun. 30, 2025
Retirement Benefits [Abstract]  
Domestic and Foreign Pension and Postretirement Defined Benefit Plans
The components of pension and postretirement benefits cost (credit) for the three-month and six-month periods ended June 30, 2025 and 2024 were as follows (in thousands):
Three Months Ended
June 30,		Six Months Ended
June 30,
2025202420252024
Pension Benefits Cost (Credit):
Service cost$1,447 $1,563 $2,844 $3,129 
Interest cost8,454 8,140 16,793 16,285 
Expected return on assets(8,588)(8,838)(17,123)(17,668)
Amortization of prior service benefit20 19 39 39 
Total net pension benefits cost$1,333 $884 $2,553 $1,785 
Postretirement Benefits Cost:
Service cost$5 $11 $10 $23 
Interest cost470 361 941 721 
Total net postretirement benefits cost$475 $372 $951 $744 
Total net pension and postretirement benefits cost$1,808 $1,256 $3,504 $2,529