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Loans - Age Analysis of Past Due Loans and Nonaccrual Loans (Details) - USD ($) $ in Thousands | Jun. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |
Loans | $ 1,113,977 | $ 968,814
Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 3,092 | 1,914
Nonaccrual Loans | 11,074 | 9,179
Current Loans | 974,548 | 836,007
Loans | 988,714 | 847,100
Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 230 | 701
Nonaccrual Loans | 385 | 0
Current Loans | 124,648 | 121,013
Loans | 125,263 | 121,714
30-89 Days Past Due | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 3,092 | 1,914
30-89 Days Past Due | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 230 | 701
90 Days or More Past Due | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 0
90 Days or More Past Due | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 0
Residential real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 188,339 | 194,796
Residential real estate | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 1,117 | 1,296
Nonaccrual Loans | 3,446 | 3,643
Current Loans | 155,855 | 166,402
Loans | 160,418 | 171,341
Residential real estate | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 102 | 57
Nonaccrual Loans | 103 | 0
Current Loans | 27,716 | 23,398
Loans | 27,921 | 23,455
Residential real estate | 30-89 Days Past Due | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 1,117 | 1,296
Residential real estate | 30-89 Days Past Due | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 102 | 57
Residential real estate | 90 Days or More Past Due | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 0
Residential real estate | 90 Days or More Past Due | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 0
Commercial, financial, & agricultural |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 250,915 | 114,360
Commercial, financial, & agricultural | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 471 | 212
Nonaccrual Loans | 1,841 | 1,628
Current Loans | 233,550 | 89,695
Loans | 235,862 | 91,535
Commercial, financial, & agricultural | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 553
Nonaccrual Loans | 34 | 0
Current Loans | 15,019 | 22,272
Loans | 15,053 | 22,825
Commercial, financial, & agricultural | 30-89 Days Past Due | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 471 | 212
Commercial, financial, & agricultural | 30-89 Days Past Due | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 553
Commercial, financial, & agricultural | 90 Days or More Past Due | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 0
Commercial, financial, & agricultural | 90 Days or More Past Due | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 0
Consumer and other |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 24,785 | 23,322
Consumer and other | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 85 | 21
Nonaccrual Loans | 115 | 138
Current Loans | 21,308 | 19,086
Loans | 21,508 | 19,245
Consumer and other | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 7 | 8
Nonaccrual Loans | 88 | 0
Current Loans | 3,182 | 4,069
Loans | 3,277 | 4,077
Consumer and other | 30-89 Days Past Due | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 85 | 21
Consumer and other | 30-89 Days Past Due | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 7 | 8
Consumer and other | 90 Days or More Past Due | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 0
Consumer and other | 90 Days or More Past Due | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 0
Construction, land and land development |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 131,797 | 96,097
Other commercial real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 518,141 | 540,239
Commercial Real Estate Portfolio Segment |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 649,938 | 636,336
Commercial Real Estate Portfolio Segment | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 1,419 | 385
Nonaccrual Loans | 5,672 | 3,770
Current Loans | 563,835 | 560,824
Loans | 570,926 | 564,979
Commercial Real Estate Portfolio Segment | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 121 | 83
Nonaccrual Loans | 160 | 0
Current Loans | 78,731 | 71,274
Loans | 79,012 | 71,357
Commercial Real Estate Portfolio Segment | 30-89 Days Past Due | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 1,419 | 385
Commercial Real Estate Portfolio Segment | 30-89 Days Past Due | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 121 | 83
Commercial Real Estate Portfolio Segment | 90 Days or More Past Due | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 0
Commercial Real Estate Portfolio Segment | 90 Days or More Past Due | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 0
Commercial Real Estate Portfolio Segment | Construction, land and land development |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 131,797 | 96,097
Commercial Real Estate Portfolio Segment | Construction, land and land development | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 27 | 50
Nonaccrual Loans | 27 | 32
Current Loans | 104,099 | 82,954
Loans | 104,153 | 83,036
Commercial Real Estate Portfolio Segment | Construction, land and land development | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 121 | 0
Nonaccrual Loans | 160 | 0
Current Loans | 27,363 | 13,061
Loans | 27,644 | 13,061
Commercial Real Estate Portfolio Segment | Construction, land and land development | 30-89 Days Past Due | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 27 | 50
Commercial Real Estate Portfolio Segment | Construction, land and land development | 30-89 Days Past Due | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 121 | 0
Commercial Real Estate Portfolio Segment | Construction, land and land development | 90 Days or More Past Due | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 0
Commercial Real Estate Portfolio Segment | Construction, land and land development | 90 Days or More Past Due | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 0
Commercial Real Estate Portfolio Segment | Other commercial real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Loans | 518,141 | 540,239
Commercial Real Estate Portfolio Segment | Other commercial real estate | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 1,392 | 335
Nonaccrual Loans | 5,645 | 3,738
Current Loans | 459,736 | 477,870
Loans | 466,773 | 481,943
Commercial Real Estate Portfolio Segment | Other commercial real estate | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 83
Nonaccrual Loans | 0 | 0
Current Loans | 51,368 | 58,213
Loans | 51,368 | 58,296
Commercial Real Estate Portfolio Segment | Other commercial real estate | 30-89 Days Past Due | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 1,392 | 335
Commercial Real Estate Portfolio Segment | Other commercial real estate | 30-89 Days Past Due | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 83
Commercial Real Estate Portfolio Segment | Other commercial real estate | 90 Days or More Past Due | Legacy Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due | 0 | 0
Commercial Real Estate Portfolio Segment | Other commercial real estate | 90 Days or More Past Due | Purchased Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Accruing Loans Past Due |  | $ 0

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