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Note 4 - Loans, Allowance for Credit Losses and Other Real Estate Owned - Loans Receivable at Carrying Amount (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | --- | ---
Loans | $ 771,030 | $ 820,300 |
Commercial Portfolio Segment [Member] |  |  |
Loans | 111,888 | 127,276 |
Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans | 489,612 | 507,900 |
Construction Portfolio Segment [Member] |  |  |
Loans | 5,064 | 5,064 | $ 5,064
Residential Portfolio Segment [Member] |  |  |
Loans | 8,061 | 8,274 |
Consumer Portfolio Segment [Member] |  |  |
Loans | $ 156,405 | $ 171,786 | $ 171,786

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