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Loans - Loan Portfolio by Credit Quality Indicator (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | $ 1,062,775 | $ 1,059,503
Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 654,047 | 641,484
Residential real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 178,211 | 183,021
Commercial, financial & agricultural |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 210,315 | 213,380
Consumer and other |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 20,202 | 21,618
Construction, land and land development |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 115,967 | 121,093
Construction, land and land development | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 115,967 | 121,093
Other commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 538,080 | 520,391
Other commercial real estate | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 538,080 | 520,391
Legacy Loans |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 992,993 | 974,573
Legacy Loans | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 609,189 | 587,022
Legacy Loans | Residential real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 165,887 | 167,714
Legacy Loans | Commercial, financial & agricultural |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 199,862 | 200,800
Legacy Loans | Consumer and other |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 18,055 | 19,037
Legacy Loans | Construction, land and land development | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 109,585 | 109,577
Legacy Loans | Other commercial real estate | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 499,604 | 477,445
Purchased Loans |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 69,783 | 84,930
Purchased Loans | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 44,860 | 54,462
Purchased Loans | Residential real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 12,324 | 15,307
Purchased Loans | Commercial, financial & agricultural |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 10,452 | 12,580
Purchased Loans | Consumer and other |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 2,147 | 2,581
Purchased Loans | Construction, land and land development | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 6,383 | 11,516
Purchased Loans | Other commercial real estate | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 38,477 | 42,946
Pass | Legacy Loans |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 921,469 | 903,355
Pass | Legacy Loans | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 550,990 | 529,945
Pass | Legacy Loans | Residential real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 156,665 | 157,927
Pass | Legacy Loans | Commercial, financial & agricultural |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 196,052 | 196,749
Pass | Legacy Loans | Consumer and other |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 17,762 | 18,734
Pass | Legacy Loans | Construction, land and land development | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 98,634 | 99,430
Pass | Legacy Loans | Other commercial real estate | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 452,356 | 430,515
Pass | Purchased Loans |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 61,024 | 79,571
Pass | Purchased Loans | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 38,654 | 52,100
Pass | Purchased Loans | Residential real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 11,944 | 14,909
Pass | Purchased Loans | Commercial, financial & agricultural |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 8,283 | 10,198
Pass | Purchased Loans | Consumer and other |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 2,143 | 2,364
Pass | Purchased Loans | Construction, land and land development | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 6,263 | 11,275
Pass | Purchased Loans | Other commercial real estate | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 32,391 | 40,825
Special Mention | Legacy Loans |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 39,559 | 43,368
Special Mention | Legacy Loans | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 33,545 | 36,519
Special Mention | Legacy Loans | Residential real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 3,090 | 3,855
Special Mention | Legacy Loans | Commercial, financial & agricultural |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 2,795 | 2,870
Special Mention | Legacy Loans | Consumer and other |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 129 | 124
Special Mention | Legacy Loans | Construction, land and land development | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 3,244 | 2,940
Special Mention | Legacy Loans | Other commercial real estate | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 30,301 | 33,579
Special Mention | Purchased Loans |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 5,538 | 2,434
Special Mention | Purchased Loans | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 3,543 | 294
Special Mention | Purchased Loans | Residential real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 301 | 312
Special Mention | Purchased Loans | Commercial, financial & agricultural |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 1,690 | 1,803
Special Mention | Purchased Loans | Consumer and other |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 4 | 25
Special Mention | Purchased Loans | Construction, land and land development | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 120 | 241
Special Mention | Purchased Loans | Other commercial real estate | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 3,423 | 53
Substandard | Legacy Loans |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 31,964 | 27,850
Substandard | Legacy Loans | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 24,653 | 20,558
Substandard | Legacy Loans | Residential real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 6,132 | 5,932
Substandard | Legacy Loans | Commercial, financial & agricultural |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 1,015 | 1,181
Substandard | Legacy Loans | Consumer and other |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 164 | 179
Substandard | Legacy Loans | Construction, land and land development | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 7,707 | 7,207
Substandard | Legacy Loans | Other commercial real estate | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 16,946 | 13,351
Substandard | Purchased Loans |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 3,221 | 2,925
Substandard | Purchased Loans | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 2,663 | 2,068
Substandard | Purchased Loans | Residential real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 78 | 86
Substandard | Purchased Loans | Commercial, financial & agricultural |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 480 | 579
Substandard | Purchased Loans | Consumer and other |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 0 | 192
Substandard | Purchased Loans | Construction, land and land development | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | 0 | 0
Substandard | Purchased Loans | Other commercial real estate | Commercial real estate |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Loans | $ 2,663 | $ 2,068

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