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Note 7 - Capital Requirements - Comparison of Capital of Company and Bank with Minimum Regulatory Guidelines (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
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Total Capital (to Risk-Weighted Assets), actual amount | $ 86,849 | $ 85,439
Total Capital (to Risk-Weighted Assets), actual ratio | 0.1498 | 0.1484
Total Capital (to Risk-Weighted Assets), minimum capital requirement amount | $ 46,373 | $ 46,046
Total Capital (to Risk-Weighted Assets), minimum capital requirement ratio | 0.08 | 0.08
Total Capital (to Risk-Weighted Assets), minimum to be well capitalized under prompt corrective action provisions, amount | $ 57,967 | $ 57,557
Total Capital (to Risk-Weighted Assets), minimum to be well capitalized under prompt corrective action provisions, ratio | 0.1 | 0.1
Tier 1 Capital (to Risk-Weighted Assets), actual amount | $ 81,265 | $ 80,505
Tier 1 Capital (to Risk-Weighted Assets), actual ratio | 0.1402 | 0.1399
Tier 1 Capital (to Risk-Weighted Assets), minimum capital requirement amount | $ 34,780 | $ 34,534
Tier 1 Capital (to Risk-Weighted Assets), minimum capital requirement ratio | 0.06 | 0.06
Tier 1 Capital (to Risk-Weighted Assets), minimum to be well capitalized under prompt corrective action provisions, amount | $ 46,373 | $ 46,046
Tier 1 Capital (to Risk-Weighted Assets), minimum to be well capitalized under prompt corrective action provisions, ratio | 0.08 | 0.08
Common Equity Tier 1 Capital (to Risk-Weighted Assets), actual amount | $ 81,265 | $ 80,505
Common Equity Tier 1 Capital (to Risk-Weighted Assets), actual ratio | 0.1402 | 0.1399
Common Equity Tier 1 Capital (to Risk-Weighted Assets), minimum capital requirement amount | $ 26,085 | $ 25,901
Common Equity Tier 1 Capital (to Risk-Weighted Assets), minimum capital requirement ratio | 4.50% | 4.50%
Common Equity Tier 1 Capital (to Risk-Weighted Assets), minimum to be well capitalized under prompt corrective action provisions, amount | $ 37,678 | $ 37,412
Common Equity Tier 1 Capital (to Risk-Weighted Assets), minimum to be well capitalized under prompt corrective action provisions, ratio | 6.50% | 6.50%
Tier 1 Capital (to Average Assets), actual amount | $ 81,265 | $ 80,505
Tier 1 Capital (to Average Assets), actual ratio | 0.1008 | 0.1013
Tier 1 Capital (to Average Assets), minimum capital requirement amount | $ 32,245 | $ 31,799
Tier 1 Capital (to Average Assets), minimum capital requirement ratio | 0.04 | 0.04
Tier 1 Capital (to Average Assets), minimum to be well capitalized under prompt corrective action provisions, amount | $ 40,307 | $ 39,749
Tier 1 Capital (to Average Assets), minimum to be well capitalized under prompt corrective action provisions, ratio | 0.05 | 0.05

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- Definition The minimum Common Equity Tier One Capital Ratio (Common equity tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action. + References No definition available. + Details
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