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Pension Benefits - Components of Net Periodic Pension Cost (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Pension Benefits    
Service cost $ 592 $ 572
Interest cost 352 247
Curtailment (16) 0
Actuarial gain (loss) recognized $ 210 $ 47
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Immediate Recognition of Actuarial Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net Of Tax Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net Of Tax
Net periodic pension cost $ 1,138 $ 866