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Note 4 - Loans Receivable (Details Textual) Pure in Thousands | 3 Months Ended |  |  |
--- | --- | --- | --- | ---
Mar. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Mar. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
Financing Receivable, Unamortized Loan Cost (Fee) | $ 1,700,000 | $ 1,600,000 |  |
Financing Receivable, Allowance for Credit Loss | 10,032,000 | 8,129,000 | $ 6,786,000 | $ 6,715,000
Reserve for Uncollected Loan Interest | $ 241,000 | $ 38,000 |  |
Financing Receivable, Modified, Number of Contracts | 0 |  |  |
Unfunded Loan Commitment [Member] | Other Liabilities [Member] |  |  |  |
Financing Receivable, Allowance for Credit Loss | $ 380,000 |  |  |

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