XML 60 R48.htm IDEA: XBRL DOCUMENT v3.25.2
Employee Benefit Plans - Schedule of Employee Retirement Benefit Plans (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Pension Benefits [Member]        
Schedule of Employee Benefit Plans [Line Items]        
Service Cost $ 242 $ 318 $ 483 $ 635
Interest Cost 1,159 1,070 2,318 2,140
Expected Return on Assets (1,687) (1,580) (3,374) (3,161)
Amortization of Unrecognized Losses (Gains) 12 38 25 76
Net Periodic Benefit [1] (274) (154) (548) (310)
Other Benefits [Member]        
Schedule of Employee Benefit Plans [Line Items]        
Service Cost 85 80 170 160
Interest Cost 430 328 860 657
Expected Return on Assets (928) (846) (1,856) (1,692)
Amortization of Unrecognized Losses (Gains) (153) (275) (307) (549)
Net Periodic Benefit [1] $ (566) $ (713) $ (1,133) $ (1,424)
[1] Service cost is included Operations and Maintenance expense on the consolidated statements of income; all other amounts are included in Other Income (Expense), net.