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Note 10 - Commitments and Contingencies - Schedule of Commitments (Details) - Commitments to Extend Credit [Member] - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Aggregate portfolio principal balance | $ 566,648 | $ 535,032
Real Estate Portfolio Segment [Member] |  |
Aggregate portfolio principal balance | 297,179 | 278,805
Real Estate Portfolio Segment [Member] | Commercial Real Estate [Member] |  |
Aggregate portfolio principal balance | 2,637 | 3,472
Real Estate Portfolio Segment [Member] | Construction Loans [Member] |  |
Aggregate portfolio principal balance | 168,195 | 154,611
Real Estate Portfolio Segment [Member] | One-to-four Family Loan [Member] |  |
Aggregate portfolio principal balance | 29,238 | 23,751
Real Estate Portfolio Segment [Member] | Home Equity Loan [Member] |  |
Aggregate portfolio principal balance | 94,228 | 94,026
Real Estate Portfolio Segment [Member] | Multifamily [Member] |  |
Aggregate portfolio principal balance | 2,881 | 2,945
Consumer Portfolio Segment [Member] |  |
Aggregate portfolio principal balance | 29,345 | 29,517
Commercial Business Portfolio Segment [Member] |  |
Aggregate portfolio principal balance | 240,124 | 226,710
Commercial Business Portfolio Segment [Member] | Commercial Loan [Member] |  |
Aggregate portfolio principal balance | 163,801 | 164,873
Commercial Business Portfolio Segment [Member] | Warehouse Lending Loan [Member] |  |
Aggregate portfolio principal balance | $ 76,323 | $ 61,837

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