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Employee and Director Benefit Programs (Details 3) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Employee and Director Benefit Programs      
Service cost $ 325 $ 359 $ 359
Interest cost 63 70 70
Net periodic cost $ 388 $ 429 $ 429
Weighted average discount rate assumption used to determine benefit obligation 5.50% 5.50% 5.49%