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Loans and Allowance for Loan Losses - Impaired Loans (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Impaired loans with no related allowance recorded, carrying amount | $ 2,861 | $ 708
Impaired loans with no related allowance recorded, unpaid principal balance | 2,861 | 708
Impaired loans, related allowances | 227 | 166
Impaired loans with no related allowance recorded, carrying amount | 256 | 831
Impaired loans with no related allowance recorded, unpaid principal balance | 256 | 831
Impaired loans, carrying amount | 3,117 | 1,539
Impaired loans, unpaid principal balance | 3,117 | 1,539
Impaired loans, average recorded investment | 2,876 | 1,460
Impaired loans, interest income recognized | 86 | 65
Impaired loans, interest income received | 86 | 67
Real Estate [Member] | Construction, Land Development and Other Land Loans [Member] |  |
Impaired loans with no related allowance recorded, carrying amount |  | 73
Impaired loans with no related allowance recorded, unpaid principal balance |  | 73
Impaired loans, related allowances |  | 28
Impaired loans with no related allowance recorded, carrying amount |  | 153
Impaired loans with no related allowance recorded, unpaid principal balance |  | 153
Impaired loans, carrying amount |  | 226
Impaired loans, unpaid principal balance |  | 226
Impaired loans, average recorded investment | 181 | 70
Impaired loans, interest income recognized |  | 8
Impaired loans, interest income received |  | 8
Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] |  |
Impaired loans with no related allowance recorded, carrying amount | 984 | 635
Impaired loans with no related allowance recorded, unpaid principal balance | 984 | 635
Impaired loans, related allowances | 14 | 50
Impaired loans with no related allowance recorded, carrying amount | 21 | 57
Impaired loans with no related allowance recorded, unpaid principal balance | 21 | 57
Impaired loans, carrying amount | 1,005 | 692
Impaired loans, unpaid principal balance | 1,005 | 692
Impaired loans, average recorded investment | 1,021 | 794
Impaired loans, interest income recognized | 48 | 16
Impaired loans, interest income received | 48 | 16
Real Estate [Member] | Secured By Non-farm Non residential Properties [Member] |  |
Impaired loans with no related allowance recorded, carrying amount | 1,877 |
Impaired loans with no related allowance recorded, unpaid principal balance | 1,877 |
Impaired loans, related allowances |  | 1
Impaired loans with no related allowance recorded, carrying amount |  | 511
Impaired loans with no related allowance recorded, unpaid principal balance |  | 511
Impaired loans, carrying amount | 1,877 | 511
Impaired loans, unpaid principal balance | 1,877 | 511
Impaired loans, average recorded investment | 645 | 523
Impaired loans, interest income recognized | 29 | 34
Impaired loans, interest income received | 29 | 35
Real Estate [Member] | Other Real Estate Loans [Member] |  |
Impaired loans, average recorded investment |  | 1
Commercial and Industrial Loans [Member] |  |
Impaired loans, related allowances | 206 | 67
Impaired loans with no related allowance recorded, carrying amount | 206 | 67
Impaired loans with no related allowance recorded, unpaid principal balance | 206 | 67
Impaired loans, carrying amount | 206 | 67
Impaired loans, unpaid principal balance | 206 | 67
Impaired loans, average recorded investment | 991 | 57
Impaired loans, interest income recognized | 7 | 4
Impaired loans, interest income received | 7 | 5
Consumer Portfolio Segment [Member] |  |
Impaired loans, related allowances | 7 | 20
Impaired loans with no related allowance recorded, carrying amount | 29 | 43
Impaired loans with no related allowance recorded, unpaid principal balance | 29 | 43
Impaired loans, carrying amount | 29 | 43
Impaired loans, unpaid principal balance | 29 | 43
Impaired loans, average recorded investment | 38 | 15
Impaired loans, interest income recognized | 2 | 3
Impaired loans, interest income received | $ 2 | $ 3

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