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Note 4 - Loans Receivable and Allowance for Loan Losses - Non-accrual Loans (Details) - USD ($) $ in Thousands | Mar. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Non-accruing loans | $ 5,036 | $ 3,778
Commercial Real Estate Portfolio Segment [Member] |  |
Non-accruing loans | 474 |
Residential Portfolio Segment [Member] |  |
Non-accruing loans | 3,037 | 3,028
Commercial Portfolio Segment [Member] |  |
Non-accruing loans | 1,521 | 748
Substandard [Member] |  |
Non-accruing loans | 5,036 | 3,778
Substandard [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Non-accruing loans | 474 |
Substandard [Member] | Residential Portfolio Segment [Member] |  |
Non-accruing loans | 3,037 | 3,028
Substandard [Member] | Commercial Portfolio Segment [Member] |  |
Non-accruing loans | 1,521 | 748
Substandard [Member] | Consumer and Other Portfolio Segment [Member] |  |
Non-accruing loans | 4 | 2
Substandard [Member] | Non-Accrual Loans [Member] |  |
Performing (accruing) loans, past due | 5,036 | 3,778
Performing (accruing) loans, current | 0 | 0
Substandard [Member] | Non-Accrual Loans [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 474 |
Performing (accruing) loans, current | 0 |
Substandard [Member] | Non-Accrual Loans [Member] | Residential Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 3,037 | 3,028
Performing (accruing) loans, current | 0 | 0
Substandard [Member] | Non-Accrual Loans [Member] | Commercial Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 1,521 | 748
Performing (accruing) loans, current | 0 | 0
Substandard [Member] | Non-Accrual Loans [Member] | Consumer and Other Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 4 | 2
Performing (accruing) loans, current | 0 | 0
Financing Receivables, 30 to 59 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] |  |
Performing (accruing) loans, past due | 0 | 0
Financing Receivables, 30 to 59 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 0 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Residential Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 0 | 0
Financing Receivables, 30 to 59 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 0 | 0
Financing Receivables, 30 to 59 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Consumer and Other Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 0 | 0
Financing Receivables, 60 to 89 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] |  |
Performing (accruing) loans, past due | 6 | 0
Financing Receivables, 60 to 89 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 0 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Residential Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 0 | 0
Financing Receivables, 60 to 89 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 6 | 0
Financing Receivables, 60 to 89 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Consumer and Other Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 0 | 0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] |  |
Performing (accruing) loans, past due | 5,030 | 3,778
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 474 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Residential Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 3,037 | 3,028
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Commercial Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | 1,515 | 748
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Substandard [Member] | Non-Accrual Loans [Member] | Consumer and Other Portfolio Segment [Member] |  |
Performing (accruing) loans, past due | $ 4 | $ 2

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