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Pension and Post-retirement Benefit Obligations - Net Periodic Benefit Costs (Details) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Postemployment Benefits [Abstract]        
Service costs $ 10,000 $ 53,000 $ 20,000 $ 64,000
Interest costs 74,000 25,000 138,000 93,000
Amortization of net gain (10,000) (10,000) (21,000) (21,000)
Net periodic benefit cost $ 74,000 $ 68,000 $ 137,000 $ 136,000
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag true true true true
Required minimum contributions for the pension plans $ 0   $ 0