Note 19 - Commitments and Contingencies - Summary of ACL on Unfunded Loan Commitments (Details) - Unfunded Loan Commitment [Member] - USD ($) $ in Thousands |
12 Months Ended | ||||
|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Balance, beginning of period | $ 42 | $ 330 | $ 372 | ||
| Provision for (reversal of) credit losses on unfunded loan commitments | 383 | (288) | (36) | ||
| Balance, end of period | 425 | 42 | 330 | ||
| Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | |||||
| Balance, beginning of period | [1] | $ 0 | 0 | (6) | |
| Balance, end of period | [1] | $ 0 | $ 0 | ||
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