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Pension Plan (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Retirement Benefits [Abstract]        
Service cost $ 269 $ 248 $ 538 $ 496
Interest cost on projected benefit obligation 537 451 1,074 902
Expected return on plan assets (1,324) (1,289) (2,648) (2,578)
Net amortization and deferral 648 832 1,296 1,664
Net periodic pension cost $ 130 $ 242 $ 260 $ 484