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Loans - (Details Textual) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 USD ($) loan | Mar. 31, 2020 USD ($) loan | Dec. 31, 2020 USD ($)
Loans and Leases Receivable Disclosure [Line Items] |  |  |
Outstanding balance of high risk loans, minimum | $ 250,000 |  |
Interest income on impaired loans | 238,000 | $ 50,000 |
Unfunded commitments to lend | $ 0 |  |
Number of loans that subsequently defaulted | loan | 0 | 0 |
Loans | $ 1,062,775,000 |  | $ 1,059,503,000
Legacy Loans |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |
Loans | 992,993,000 |  | 974,573,000
Other commercial real estate |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |
Loans | $ 538,080,000 |  | 520,391,000
Construction, land and land development |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |
Loan contracts restructured | loan | 1 |  |
Troubled debt restructuring | $ 511,000 |  |
Loans | 115,967,000 |  | 121,093,000
Loan Modifications, CARES Act |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |
Loans | 12,700,000 |  |
Commercial, financial & agricultural |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |
Loans | 210,315,000 |  | 213,380,000
Commercial, financial & agricultural | Legacy Loans |  |  |
Loans and Leases Receivable Disclosure [Line Items] |  |  |
Loans | $ 199,862,000 |  | $ 200,800,000

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