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Note 5 - Loans Receivable - Individually Evaluated Impaired Loans (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Dec. 31, 2018
Impaired Financing Receivable, Related Allowance | $ 1,200 |  | $ 246
Total, recorded investment | 9,000 |  | 5,800
Residential Portfolio Segment [Member] |  |  |
With no related allowance recorded, recorded investment | 2,222 |  | 1,389
With no related allowance recorded, unpaid principal balance | 3,697 |  | 3,628
With no related allowance recorded, average recorded investment | 1,915 | $ 1,208 |
With no related allowance recorded, interest income recognized | 55 | 61 |
With an allowance recorded, recorded investment | 153 |  | 161
With an allowance recorded, unpaid principal balance | 153 |  | 161
Impaired Financing Receivable, Related Allowance | 17 |  | 22
With an allowance recorded, average recorded investment | 158 | 114 |
With an allowance recorded, interest income recognized | 3 | 4 |
Total, recorded investment | 2,375 |  | 1,550
Total, unpaid principal balance | 3,850 |  | 3,789
Total, average recorded investment | 2,073 | 1,322 |
Total, interest income recognized | 58 | 65 |
Home Equity Portfolio Segment [Member] |  |  |
With no related allowance recorded, recorded investment | 439 |  | 207
With no related allowance recorded, unpaid principal balance | 462 |  | 214
With no related allowance recorded, average recorded investment | 368 | 87 |
With no related allowance recorded, interest income recognized | 6 | 1 |
With an allowance recorded, recorded investment | 63 |  | 57
With an allowance recorded, unpaid principal balance | 63 |  | 57
Impaired Financing Receivable, Related Allowance | 9 |  | 9
With an allowance recorded, average recorded investment | 60 | 29 |
With an allowance recorded, interest income recognized | 1 |  |
Total, recorded investment | 502 |  | 264
Total, unpaid principal balance | 525 |  | 271
Total, average recorded investment | 428 | 116 |
Total, interest income recognized | 7 | 1 |
Commercial Real Estate Portfolio Segment [Member] |  |  |
With no related allowance recorded, recorded investment | 1,380 |  | 1,624
With no related allowance recorded, unpaid principal balance | 1,976 |  | 2,222
With no related allowance recorded, average recorded investment | 1,586 | 1,114 |
With no related allowance recorded, interest income recognized | 41 | 46 |
With an allowance recorded, recorded investment | 458 |  | 481
With an allowance recorded, unpaid principal balance | 458 |  | 481
Impaired Financing Receivable, Related Allowance | 218 |  | 210
With an allowance recorded, average recorded investment | 473 | 280 |
With an allowance recorded, interest income recognized |  | 3 |
Total, recorded investment | 1,838 |  | 2,105
Total, unpaid principal balance | 2,434 |  | 2,703
Total, average recorded investment | 2,059 | 1,394 |
Total, interest income recognized | 41 | 49 |
Construction and Land Development Portfolio Segment [Member] |  |  |
With no related allowance recorded, recorded investment |  |  |
With no related allowance recorded, unpaid principal balance |  |  |
With no related allowance recorded, average recorded investment |  | 67 |
With no related allowance recorded, interest income recognized |  |  |
With an allowance recorded, recorded investment |  |  |
With an allowance recorded, unpaid principal balance |  |  |
Impaired Financing Receivable, Related Allowance |  |  |
With an allowance recorded, average recorded investment |  |  |
With an allowance recorded, interest income recognized |  |  |
Total, recorded investment |  |  |
Total, unpaid principal balance |  |  |
Total, average recorded investment |  | 67 |
Total, interest income recognized |  |  |
Multifamily Portfolio Segment [Member] |  |  |
With no related allowance recorded, recorded investment | 684 |  |
With no related allowance recorded, unpaid principal balance | 766 |  |
With no related allowance recorded, average recorded investment | 525 |  |
With no related allowance recorded, interest income recognized | 12 |  |
With an allowance recorded, recorded investment |  |  |
With an allowance recorded, unpaid principal balance |  |  |
Impaired Financing Receivable, Related Allowance |  |  |
With an allowance recorded, average recorded investment |  |  |
With an allowance recorded, interest income recognized |  |  |
Total, recorded investment | 684 |  |
Total, unpaid principal balance | 766 |  |
Total, average recorded investment | 525 |  |
Total, interest income recognized | 12 |  |
Farmland Portfolio Segment [Member] |  |  |
With no related allowance recorded, recorded investment |  |  |
With no related allowance recorded, unpaid principal balance |  |  |
With no related allowance recorded, average recorded investment |  |  |
With no related allowance recorded, interest income recognized |  |  |
With an allowance recorded, recorded investment |  |  |
With an allowance recorded, unpaid principal balance |  |  |
Impaired Financing Receivable, Related Allowance |  |  |
With an allowance recorded, average recorded investment |  |  |
With an allowance recorded, interest income recognized |  |  |
Total, recorded investment |  |  |
Total, unpaid principal balance |  |  |
Total, average recorded investment |  |  |
Total, interest income recognized |  |  |
Commercial Portfolio Segment [Member] |  |  |
With no related allowance recorded, recorded investment | 1,832 |  | 1,799
With no related allowance recorded, unpaid principal balance | 1,942 |  | 2,038
With no related allowance recorded, average recorded investment | 1,933 | 651 |
With no related allowance recorded, interest income recognized | 63 | 20 |
With an allowance recorded, recorded investment | 1,751 |  | 64
With an allowance recorded, unpaid principal balance | 1,751 |  | 64
Impaired Financing Receivable, Related Allowance | 967 |  | 5
With an allowance recorded, average recorded investment | 547 | 159 |
With an allowance recorded, interest income recognized | 3 | 1 |
Total, recorded investment | 3,583 |  | 1,863
Total, unpaid principal balance | 3,693 |  | 2,102
Total, average recorded investment | 2,480 | 810 |
Total, interest income recognized | 66 | 21 |
Consumer Portfolio Segment [Member] |  |  |
With no related allowance recorded, recorded investment |  |  |
With no related allowance recorded, unpaid principal balance |  |  |
With no related allowance recorded, average recorded investment |  |  |
With no related allowance recorded, interest income recognized |  |  |
With an allowance recorded, recorded investment |  |  |
With an allowance recorded, unpaid principal balance |  |  |
Impaired Financing Receivable, Related Allowance |  |  |
With an allowance recorded, average recorded investment |  |  |
With an allowance recorded, interest income recognized |  |  |
Total, recorded investment |  |  |
Total, unpaid principal balance |  |  |
Total, average recorded investment |  |  |
Total, interest income recognized |  |  |
Manufactured Homes Portfolio Segment [Member] |  |  |
With no related allowance recorded, recorded investment |  |  |
With no related allowance recorded, unpaid principal balance |  |  |
With no related allowance recorded, average recorded investment |  |  |
With no related allowance recorded, interest income recognized |  |  |
With an allowance recorded, recorded investment |  |  |
With an allowance recorded, unpaid principal balance |  |  |
Impaired Financing Receivable, Related Allowance |  |  |
With an allowance recorded, average recorded investment |  |  |
With an allowance recorded, interest income recognized |  |  |
Total, recorded investment |  |  |
Total, unpaid principal balance |  |  |
Total, average recorded investment |  |  |
Total, interest income recognized |  |  |
Government Portfolio Segment [Member] |  |  |
With no related allowance recorded, recorded investment |  |  |
With no related allowance recorded, unpaid principal balance |  |  |
With no related allowance recorded, average recorded investment |  |  |
With no related allowance recorded, interest income recognized |  |  |
With an allowance recorded, recorded investment |  |  |
With an allowance recorded, unpaid principal balance |  |  |
Impaired Financing Receivable, Related Allowance |  |  |
With an allowance recorded, average recorded investment |  |  |
With an allowance recorded, interest income recognized |  |  |
Total, recorded investment |  |  |
Total, unpaid principal balance |  |  |
Total, average recorded investment |  |  |
Total, interest income recognized |  |  |

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