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Components of Pension and Other Post-Employment Benefit (OPEB) Plans Net Periodic Benefit Costs (Tables)
 9 Months Ended
Sep. 30, 2025
Retirement Benefits [Abstract]  
Schedule of Defined Benefit Plans Disclosures
The components of Net Periodic Benefit Cost were as follows:
Pension BenefitsOPEB
Three Months Ended
September 30,		Nine Months Ended
September 30,		Three Months Ended
September 30,		Nine Months Ended
September 30,
20252024202520242025202420252024
Service Cost$275 $302 $825 $906 $38 $— $108 $— 
Interest Cost6,343 6,431 19,028 19,293 2,992 2,758 8,884 8,274 
Expected Return on Plan Assets(7,565)(7,991)(22,695)(23,973)— — — — 
Amortization of Prior Service Credits— — — — (601)(601)(1,803)(1,804)
Amortization of Actuarial Loss (Gain)2,159 1,567 6,475 4,699 (683)(70)(2,052)(209)
Net Periodic Benefit Cost$1,212 $309 $3,633 $925 $1,746 $2,087 $5,137 $6,261