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Note 4 - Loans Receivable (Details Textual) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 USD ($) | Dec. 31, 2023 USD ($)
Financing Receivable, Modified, Subsequent Default, Number of Contracts | 0 |
Deferred Cost Reserve, Unamortized Balance | $ 4,600 | $ 3,500
Financing Receivable, Accrued Interest, before Allowance for Credit Loss |  | 5,700
Financial Asset Acquired [Member] |  |
Financing Receivable, Unamortized Purchase Premium (Discount) | $ 5,500 | 5,200
Residential Portfolio Segment [Member] |  |
Financing Receivable, Modified, Number of Contracts | 9 |
Mortgage Loans in Process of Foreclosure, Amount |  | $ 32
Residential Portfolio Segment [Member] | Real Estate Loan [Member] |  |
Financing Receivable, Modified, Number of Contracts | 2 |
Financing Receivable, Modified, Accumulated | $ 189 |
Residential Portfolio Segment [Member] | Principal Forgiveness [Member] |  |
Financing Receivable, Modified, Accumulated | $ 743 |
Commercial Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Modified, Number of Contracts | 1 |
Financing Receivable, Modified, Accumulated | $ 1,400 |

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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References No definition available. + Details
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- Definition Amount, before allowance for credit loss, of accrued interest on financing receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-3B + Details
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- Definition Accumulated amortized cost of financing receivable modified for debtor experiencing financial difficulty. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-42 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 33 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-33 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 310 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481746/310-40-50-4 + Details
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