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Employee Benefit Plans (Tables)
3 Months Ended
Mar. 31, 2024
Employee Benefit Plans [Abstract]  
Schedule of Employee Retirement Benefit Plans The following tables set forth information relating to the Company’s periodic costs (benefit) for its employee retirement benefit plans:
   (In Thousands)
   Pension Benefits  Other Benefits
   Three Months Ended March 31,
   2024  2023  2024  2023
             
Service Cost  $318   $388   $80   $98 
Interest Cost   1,070    1,067    328    402 
Expected Return on Assets   (1,580)   (1,466)   (846)   (771)
Amortization of Unrecognized Losses   38    164    (275)   (48)
Net Periodic Benefit Cost (Benefit)*  $(154)  $153   $(713)  $(319)

*Service cost is included Operations and Maintenance expense on the consolidated statements of income; all other amounts are included in Other Income (Expense), net.