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Pension And Other Post-Retirement Benefits (Tables)
3 Months Ended
Mar. 31, 2023
Retirement Benefits [Abstract]  
Schedule Of Components Of Net Periodic Benefit Cost For Pension And Other Post-Retirement Benefit Programs The components of net periodic benefit cost for the pension and other postretirement benefit programs reflected in the condensed consolidated statements of income for the three months ended March 31, 2023 and 2022, are shown below:
Pension BenefitsOther Post-Retirement Benefits
 Three Months Ended March 31,Three Months Ended March 31,
(In thousands)2023202220232022
Service cost$— $— $$
Interest cost3,027 2,225 71 51 
Expected return on plan assets(2,607)(2,055)— — 
Amortization of prior service costs, (gains) losses and net transition asset2,983 3,284 (59)(34)
Net periodic benefit cost$3,403 $3,454 $15 $22