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Note 9 - Regulatory Matters - Schedule of Capital Amounts and Ratios (Details) $ in Thousands | Mar. 31, 2026 USD ($) | Dec. 31, 2025 USD ($)
--- | --- | ---
Total Capital (to Risk Weighted Assets) | $ 169,318 | $ 165,616
Total Capital (to Risk Weighted Assets), ratio | 0.1455 | 0.1429
Total Capital (to Risk Weighted Assets), minimum for adequacy adequacy | $ 122,171 | $ 121,710
Total Capital (to Risk Weighted Assets), minimum for adequacy adequacy ratio | 0.105 | 0.105
Total Capital (to Risk Weighted Assets), well capitalized, minimum | $ 116,353 | $ 115,914
Total Capital (to Risk Weighted Assets), well capitalized, minimum ratio | 0.10 | 0.10
Tier 1 Capital (to Risk Weighted Assets) | $ 158,199 | $ 154,650
Tier 1 Capital (to Risk Weighted Assets), ratio | 0.136 | 0.1334
Tier 1 Capital (to Risk Weighted Assets), minimum for adequacy adequacy | $ 98,900 | $ 98,527
Tier 1 Capital (to Risk Weighted Assets), minimum for adequacy adequacy ratio | 0.085 | 0.085
Tier 1 Capital (to Risk Weighted Assets), well capitalized, minimum | $ 93,082 | $ 92,731
Tier 1 Capital (to Risk Weighted Assets), well capitalized, minimum ratio | 0.08 | 0.08
Common Equity Tier 1 Capital (to Risk Weighted Assets) | $ 158,199 | $ 154,650
Common Equity Tier 1 Capital (to Risk Weighted Assets), ratio | 0.136 | 0.1334
Common Equity Tier 1 Capital (to Risk Weighted Assets), minimum for adequacy adequacy | $ 81,447 | $ 81,140
Common Equity Tier 1 Capital (to Risk Weighted Assets), minimum for adequacy adequacy ratio | 0.07 | 0.07
Common Equity Tier 1 Capital (to Risk Weighted Assets), well capitalized, minimum | $ 75,629 | $ 75,344
Common Equity Tier 1 Capital (to Risk Weighted Assets), well capitalized, minimum ratio | 0.065 | 0.065
Tier 1 Capital (to Average Assets) | $ 158,199 | $ 154,650
Tier 1 Capital (to Average Assets), ratio | 0.0983 | 0.0986
Tier 1 Capital (to Average Assets), minimum for adequacy adequacy | $ 64,365 | $ 62,736
Tier 1 Capital (to Average Assets), minimum for adequacy adequacy ratio | 0.04 | 0.04
Tier 1 Capital (to Average Assets), well capitalized, minimum | $ 80,456 | $ 78,420
Tier 1 Capital (to Average Assets), well capitalized, minimum ratio | 0.05 | 0.05

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