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Note 8 - Loans and Related Allowance for Loan and Lease Losses - Nonaccrual Loans (Details) - USD ($) $ in Thousands | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Loans, current balance | $ 7,760 | $ 7,858
Loans, past due | 0 | 0
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Loan [Member] |  |
Loans, current balance | 382 | 458
Loans, past due | 0 | 0
Commercial Real Estate Portfolio Segment [Member] | Non-owner occupied Loan [Member] |  |
Loans, current balance | 3,439 | 3,758
Loans, past due | 0 | 0
Commercial Real Estate Portfolio Segment [Member] | Multifamily Loan [Member] |  |
Loans, current balance | 0 |
Loans, past due | 0 |
Residential Portfolio Segment [Member] |  |
Loans, current balance | 2,830 | 2,487
Loans, past due | 0 | 0
Commercial And Industrial [Member] |  |
Loans, current balance | 543 | 509
Loans, past due | 0 | 0
Home Equity Lines of Credit [Member] |  |
Loans, current balance | 349 | 422
Loans, past due | 0 | 0
Consumer Portfolio Segment [Member] |  |
Loans, current balance | 217 | 224
Loans, past due | 0 | $ 0
Construction and Other [Member] |  |
Loans, current balance | 0 |
Loans, past due | $ 0 |

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