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Pension and Post-retirement Benefit Obligations - Accumulated Benefit Obligations (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Postemployment Benefits [Abstract]    
Projected benefit obligation $ 1,103 $ 1,175
Accumulated benefit obligation 1,103 1,175
Fair value of plan assets $ 0 $ 0