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Note 3 - Loans - Summary of Loan Classes and an Aging of Past Due Loans (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Total past due | $ 3,793 | $ 3,145
Current | 578,074 | 571,201
Loans | 581,867 | 574,346
Non-accrual loans | 1,522 | 1,459
Accruing loans past due 90 days or more amounted | 86 | 97
Financial Asset, 30 to 59 Days Past Due [Member] |  |
Total past due | 2,805 | 2,013
Financial Asset, 60 to 89 Days Past Due [Member] |  |
Total past due | 278 | 571
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Total past due | 710 | 561
Real Estate 1 [Member] | Construction and Land Development [Member] |  |
Total past due | 220 | 166
Current | 40,059 | 42,998
Loans | 40,279 | 43,164
Non-accrual loans | 400 | 367
Accruing loans past due 90 days or more amounted |  | 30
Real Estate 1 [Member] | Construction and Land Development [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Total past due | 110 |
Real Estate 1 [Member] | Construction and Land Development [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Total past due |  | 136
Real Estate 1 [Member] | Construction and Land Development [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Total past due | 110 | 30
Real Estate 1 [Member] | Secured by Multi-family Residential Properties [Member] |  |
Total past due | 1,948 | 1,849
Current | 229,032 | 227,589
Loans | 230,980 | 229,438
Non-accrual loans | 667 | 630
Accruing loans past due 90 days or more amounted | 67 | 67
Real Estate 1 [Member] | Secured by Multi-family Residential Properties [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Total past due | 1,614 | 1,428
Real Estate 1 [Member] | Secured by Multi-family Residential Properties [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Total past due | 164 | 306
Real Estate 1 [Member] | Secured by Multi-family Residential Properties [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Total past due | 170 | 115
Real Estate 1 [Member] | Other Real Estate Loans [Member] |  |
Total past due | 1,363 | 873
Current | 240,011 | 235,682
Loans | 241,374 | 236,555
Non-accrual loans | 455 | 462
Accruing loans past due 90 days or more amounted |  |
Real Estate 1 [Member] | Other Real Estate Loans [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Total past due | 952 | 457
Real Estate 1 [Member] | Other Real Estate Loans [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Total past due |  |
Real Estate 1 [Member] | Other Real Estate Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Total past due | 411 | 416
Commercial and Industrial Loans [Member] |  |
Total past due | 54 | 95
Current | 55,454 | 50,058
Loans | 55,508 | 50,153
Non-accrual loans |  |
Accruing loans past due 90 days or more amounted |  |
Commercial and Industrial Loans [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Total past due | 40 | 45
Commercial and Industrial Loans [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Total past due | 14 | 50
Commercial and Industrial Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Total past due |  |
Consumer and Other Loans [Member] |  |
Total past due | 208 | 162
Current | 13,518 | 14,874
Loans | 13,726 | 15,036
Non-accrual loans |  |
Accruing loans past due 90 days or more amounted | 19 |
Consumer and Other Loans [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Total past due | 89 | 83
Consumer and Other Loans [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Total past due | 100 | 79
Consumer and Other Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Total past due | $ 19 |

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