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Employee Benefit Plans - Accumulated Post-Retirement Benefit Obligation, Funded Status, and Net Periodic Benefit Cost (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Change in benefit obligation    
Benefit obligation at beginning of year $ 843 $ 1,091
Interest cost 0 0
Benefits paid (23) (21)
Benefit obligation at end of period 820 1,070
Funded status    
Benefit obligation at end of period (820) (1,070)
Unamortized gain (363) (384)
Accrued benefit cost at end of period $ (1,183) $ (1,454)