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Note 4 - Loans - Age Analysis of Past Due Loans and Nonaccrual (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Loans | $ 968,814 | $ 781,526
Financial Asset Originated [Member] |  |
Accruing loans past due | 1,914 | 8,234
Nonaccrual loans | 9,179 | 9,482
Current loans | 836,007 | 753,657
Loans | 847,100 | 763,139
Financial Asset Originated [Member] | Financing Receivables, 30-89 Days Past Due [Member] |  |
Accruing loans past due | 1,914 | 8,234
Financial Asset Originated [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accruing loans past due |  |
Financial Assets Acquired [Member] |  |
Accruing loans past due | 701 |
Nonaccrual loans | 648 |
Current loans | 120,365 | 18,387
Loans | 121,714 | 18,387
Financial Assets Acquired [Member] | Financing Receivables, 30-89 Days Past Due [Member] |  |
Accruing loans past due | 701 |
Financial Assets Acquired [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accruing loans past due |  |
Residential Mortgage [Member] |  |
Loans | 194,796 | 187,592
Residential Mortgage [Member] | Financial Asset Originated [Member] |  |
Accruing loans past due | 1,296 | 6,882
Nonaccrual loans | 3,643 | 2,734
Current loans | 166,402 | 182,843
Loans | 171,341 | 185,577
Residential Mortgage [Member] | Financial Asset Originated [Member] | Financing Receivables, 30-89 Days Past Due [Member] |  |
Accruing loans past due | 1,296 | 6,882
Residential Mortgage [Member] | Financial Asset Originated [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accruing loans past due |  |
Residential Mortgage [Member] | Financial Assets Acquired [Member] |  |
Accruing loans past due | 57 |
Nonaccrual loans | 85 |
Current loans | 23,313 | 2,015
Loans | 23,455 | 2,015
Residential Mortgage [Member] | Financial Assets Acquired [Member] | Financing Receivables, 30-89 Days Past Due [Member] |  |
Accruing loans past due | 57 |
Residential Mortgage [Member] | Financial Assets Acquired [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accruing loans past due |  |
Commercial, Financial, and Agricultural [Member] |  |
Loans | 114,360 | 74,166
Commercial, Financial, and Agricultural [Member] | Financial Asset Originated [Member] |  |
Accruing loans past due | 212 | 399
Nonaccrual loans | 1,628 | 1,050
Current loans | 89,695 | 65,081
Loans | 91,535 | 66,131
Commercial, Financial, and Agricultural [Member] | Financial Asset Originated [Member] | Financing Receivables, 30-89 Days Past Due [Member] |  |
Accruing loans past due | 212 | 399
Commercial, Financial, and Agricultural [Member] | Financial Asset Originated [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accruing loans past due |  |
Commercial, Financial, and Agricultural [Member] | Financial Assets Acquired [Member] |  |
Accruing loans past due | 553 |
Nonaccrual loans | 433 |
Current loans | 21,839 | 8,035
Loans | 22,825 | 8,035
Commercial, Financial, and Agricultural [Member] | Financial Assets Acquired [Member] | Financing Receivables, 30-89 Days Past Due [Member] |  |
Accruing loans past due | 553 |
Commercial, Financial, and Agricultural [Member] | Financial Assets Acquired [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accruing loans past due |  |
Consumer and Other [Member] |  |
Loans | 23,322 | 23,497
Consumer and Other [Member] | Financial Asset Originated [Member] |  |
Accruing loans past due | 21 | 110
Nonaccrual loans | 138 | 217
Current loans | 19,086 | 23,218
Loans | 19,245 | 23,435
Consumer and Other [Member] | Financial Asset Originated [Member] | Financing Receivables, 30-89 Days Past Due [Member] |  |
Accruing loans past due | 21 | 110
Consumer and Other [Member] | Financial Asset Originated [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accruing loans past due |  |
Consumer and Other [Member] | Financial Assets Acquired [Member] |  |
Accruing loans past due | 8 |
Nonaccrual loans |  |
Current loans | 4,069 | 62
Loans | 4,077 | 62
Consumer and Other [Member] | Financial Assets Acquired [Member] | Financing Receivables, 30-89 Days Past Due [Member] |  |
Accruing loans past due | 8 |
Consumer and Other [Member] | Financial Assets Acquired [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accruing loans past due |  |
Commercial Real Estate Portfolio Segment [Member] |  |
Loans | 636,336 | 496,271
Commercial Real Estate Portfolio Segment [Member] | Financial Asset Originated [Member] |  |
Accruing loans past due | 385 | 843
Nonaccrual loans | 3,770 | 5,481
Current loans | 560,824 | 482,515
Loans | 564,979 | 487,996
Commercial Real Estate Portfolio Segment [Member] | Financial Asset Originated [Member] | Financing Receivables, 30-89 Days Past Due [Member] |  |
Accruing loans past due | 385 | 843
Commercial Real Estate Portfolio Segment [Member] | Financial Asset Originated [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accruing loans past due |  |
Commercial Real Estate Portfolio Segment [Member] | Financial Assets Acquired [Member] |  |
Accruing loans past due | 83 |
Nonaccrual loans | 130 |
Current loans | 71,144 | 8,275
Loans | 71,357 | 8,275
Commercial Real Estate Portfolio Segment [Member] | Financial Assets Acquired [Member] | Financing Receivables, 30-89 Days Past Due [Member] |  |
Accruing loans past due | 83 |
Commercial Real Estate Portfolio Segment [Member] | Financial Assets Acquired [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accruing loans past due |  |
Commercial Real Estate Portfolio Segment [Member] | Construction, Land, and Land Development [Member] |  |
Loans | 96,097 | 60,310
Commercial Real Estate Portfolio Segment [Member] | Construction, Land, and Land Development [Member] | Financial Asset Originated [Member] |  |
Accruing loans past due | 50 | 88
Nonaccrual loans | 32 | 463
Current loans | 82,954 | 58,349
Loans | 83,036 | 58,812
Commercial Real Estate Portfolio Segment [Member] | Construction, Land, and Land Development [Member] | Financial Asset Originated [Member] | Financing Receivables, 30-89 Days Past Due [Member] |  |
Accruing loans past due | 50 | 88
Commercial Real Estate Portfolio Segment [Member] | Construction, Land, and Land Development [Member] | Financial Asset Originated [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accruing loans past due |  |
Commercial Real Estate Portfolio Segment [Member] | Construction, Land, and Land Development [Member] | Financial Assets Acquired [Member] |  |
Accruing loans past due |  |
Nonaccrual loans | 96 |
Current loans | 12,965 | 1,498
Loans | 13,061 | 1,498
Commercial Real Estate Portfolio Segment [Member] | Construction, Land, and Land Development [Member] | Financial Assets Acquired [Member] | Financing Receivables, 30-89 Days Past Due [Member] |  |
Accruing loans past due |  |
Commercial Real Estate Portfolio Segment [Member] | Construction, Land, and Land Development [Member] | Financial Assets Acquired [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accruing loans past due |  |
Commercial Real Estate Portfolio Segment [Member] | Other Commercial Loans [Member] |  |
Loans | 540,239 | 435,961
Commercial Real Estate Portfolio Segment [Member] | Other Commercial Loans [Member] | Financial Asset Originated [Member] |  |
Accruing loans past due | 335 | 755
Nonaccrual loans | 3,738 | 5,018
Current loans | 477,870 | 424,166
Loans | 481,943 | 429,184
Commercial Real Estate Portfolio Segment [Member] | Other Commercial Loans [Member] | Financial Asset Originated [Member] | Financing Receivables, 30-89 Days Past Due [Member] |  |
Accruing loans past due | 335 | 755
Commercial Real Estate Portfolio Segment [Member] | Other Commercial Loans [Member] | Financial Asset Originated [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accruing loans past due |  |
Commercial Real Estate Portfolio Segment [Member] | Other Commercial Loans [Member] | Financial Assets Acquired [Member] |  |
Accruing loans past due | 83 |
Nonaccrual loans | 34 |
Current loans | 58,179 | 6,777
Loans | 58,296 | 6,777
Commercial Real Estate Portfolio Segment [Member] | Other Commercial Loans [Member] | Financial Assets Acquired [Member] | Financing Receivables, 30-89 Days Past Due [Member] |  |
Accruing loans past due | 83 |
Commercial Real Estate Portfolio Segment [Member] | Other Commercial Loans [Member] | Financial Assets Acquired [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Accruing loans past due |  |

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