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Other Operating Income and Expense - Other Operating Income (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Other Income And Expenses [Abstract]        
Bank-owned life insurance $ 110 $ 108 $ 327 $ 323
Credit insurance commissions and fees 63 54 150 252
Auto Club revenue 34 22 90 75
ATM fee income 141 128 432 344
Wire transfer fees 18 14 49 42
Gain on sales of premises and equipment and other assets 17 316 17 324
Other income 34 33 150 192
Total $ 417 $ 675 $ 1,215 $ 1,552