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Loans and Allowance for Loan Losses - Interest Income (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Impaired |  |  |  |
Loans with related allowance for loan losses, Average recorded investment | $ 1,510 | $ 2,757 | $ 1,614 | $ 4,035
Loans with no related allowance for loan losses, Average recorded investment | 6,096 | 3,013 | 6,345 | 3,537
Loans, Average recorded investment | 7,606 | 5,770 | 7,959 | 7,572
Loans with related allowance for loan losses, Interest income | 5 | 22 | 16 | 22
Loans with no related allowance for loan losses, Interest income | 5 | 27 | 15 | 29
Loans, Interest income | 10 | 49 | 31 | 51
Commercial | Commercial and industrial |  |  |  |
Impaired |  |  |  |
Loans with related allowance for loan losses, Average recorded investment | 719 | 2,541 | 818 | 3,815
Loans with no related allowance for loan losses, Average recorded investment | 2,016 | 1,013 | 2,061 | 1,154
Loans, Average recorded investment | 2,735 | 3,554 | 2,879 | 4,969
Loans with related allowance for loan losses, Interest income | 3 | 14 | 10 | 14
Loans with no related allowance for loan losses, Interest income | 5 | 24 | 15 | 26
Loans, Interest income | 8 | 38 | 25 | 40
Commercial | Commercial real estate |  |  |  |
Impaired |  |  |  |
Loans with related allowance for loan losses, Average recorded investment | 779 | 197 | 782 | 200
Loans with no related allowance for loan losses, Average recorded investment | 3,793 | 1,330 | 3,980 | 1,699
Loans, Average recorded investment | 4,572 | 1,527 | 4,762 | 1,899
Loans with related allowance for loan losses, Interest income | 2 | 8 | 6 | 8
Loans, Interest income | 2 | 8 | 6 | 8
Consumer | Residential | Real estate first mortgage |  |  |  |
Impaired |  |  |  |
Loans with no related allowance for loan losses, Average recorded investment | 121 | 459 | 114 | 467
Loans, Average recorded investment | 121 | 459 | 114 | 467
Consumer | Residential | Real estate junior lien |  |  |  |
Impaired |  |  |  |
Loans with related allowance for loan losses, Average recorded investment | 8 | 19 | 11 | 20
Loans with no related allowance for loan losses, Average recorded investment | 166 | 211 | 190 | 217
Loans, Average recorded investment | 174 | 230 | 201 | 237
Loans with no related allowance for loan losses, Interest income |  | 3 |  | 3
Loans, Interest income |  | $ 3 |  | $ 3
Consumer | Other revolving and installment |  |  |  |
Impaired |  |  |  |
Loans with related allowance for loan losses, Average recorded investment | 4 |  | 3 |
Loans, Average recorded investment | $ 4 |  | $ 3 |

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