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Note 4 - Loans Receivable and Allowance for Loan and Lease Losses - Non-accrual Loans (Details) - Business Activities Loans [Member] - USD ($) $ in Thousands | Sep. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Non-accruing loans | $ 19,183 | $ 19,186
Commercial Real Estate Portfolio Segment [Member] |  |
Non-accruing loans | 12,916 | 3,525
Residential Portfolio Segment [Member] |  |
Non-accruing loans | 3,243 | 2,006
Commercial Portfolio Segment [Member] |  |
Non-accruing loans | 2,259 | 4,681
Consumer Portfolio Segment [Member] |  |
Non-accruing loans | 765 | 174
Construction Portfolio Segment [Member] |  |
Non-accruing loans |  | 8,800
Substandard [Member] |  |
Non-accruing loans | 19,183 | 19,186
Substandard [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Non-accruing loans | 12,916 | 3,525
Substandard [Member] | Residential Portfolio Segment [Member] |  |
Non-accruing loans | 3,243 | 2,006
Substandard [Member] | Commercial Portfolio Segment [Member] |  |
Non-accruing loans | 2,259 | 4,681
Substandard [Member] | Consumer Portfolio Segment [Member] |  |
Non-accruing loans | 765 | 174
Substandard [Member] | Construction Portfolio Segment [Member] |  |
Non-accruing loans |  | 8,800
Substandard [Member] | Commercial and Industrial Portfolio Segment [Member] |  |
Non-accruing loans |  | 4,681
Substandard [Member] | Non-Accrual Loans [Member] |  |
Performing (accruing) loans, past due | 8,403 | 18,384
Performing (accruing) loans, current | 10,780 | 802
Substandard [Member] | Non-Accrual Loans [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 4,116 | 3,525
Performing (accruing) loans, current | 8,800 |
Substandard [Member] | Non-Accrual Loans [Member] | Residential Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 1,878 | 2,006
Performing (accruing) loans, current | 1,365 |
Substandard [Member] | Non-Accrual Loans [Member] | Commercial Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 2,259 |
Performing (accruing) loans, current |  |
Substandard [Member] | Non-Accrual Loans [Member] | Consumer Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 150 | 97
Performing (accruing) loans, current | 615 | 77
Substandard [Member] | Non-Accrual Loans [Member] | Construction Portfolio Segment [Member] |  |
Performing (accruing) loans, past due |  | 8,800
Performing (accruing) loans, current |  |
Substandard [Member] | Non-Accrual Loans [Member] | Commercial and Industrial Portfolio Segment [Member] |  |
Performing (accruing) loans, past due |  | 3,956
Performing (accruing) loans, current |  | 725
Financial Asset, 30 to 59 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] |  |
Performing (accruing) loans, past due | 1,581 | 1,580
Financial Asset, 30 to 59 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 1,548 | 1,580
Financial Asset, 30 to 59 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Residential Portfolio Segment [Member] |  |
Performing (accruing) loans, past due |  |
Financial Asset, 30 to 59 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 0 |
Financial Asset, 30 to 59 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Consumer Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 33 |
Financial Asset, 30 to 59 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Construction Portfolio Segment [Member] |  |
Performing (accruing) loans, past due |  |
Financial Asset, 30 to 59 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial and Industrial Portfolio Segment [Member] |  |
Performing (accruing) loans, past due |  |
Financial Asset, 60 to 89 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] |  |
Performing (accruing) loans, past due | 628 | 101
Financial Asset, 60 to 89 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 537 |
Financial Asset, 60 to 89 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Residential Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 60 |
Financial Asset, 60 to 89 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 31 |
Financial Asset, 60 to 89 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Consumer Portfolio Segment [Member] |  |
Performing (accruing) loans, past due |  | 86
Financial Asset, 60 to 89 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Construction Portfolio Segment [Member] |  |
Performing (accruing) loans, past due |  |
Financial Asset, 60 to 89 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial and Industrial Portfolio Segment [Member] |  |
Performing (accruing) loans, past due |  | 15
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] |  |
Performing (accruing) loans, past due | 6,194 | 16,703
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 2,031 | 1,945
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Residential Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 1,818 | 2,006
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 2,228 |
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Consumer Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 117 | 11
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Construction Portfolio Segment [Member] |  |
Performing (accruing) loans, past due |  | 8,800
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial and Industrial Portfolio Segment [Member] |  |
Performing (accruing) loans, past due |  | $ 3,941

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