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Note 12 - Regulatory Capital - Regulatory Capital Requirements (Details) $ in Millions | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
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Tier 1 capital to adjusted average assets, minimum required to be well capitalized, ratio | 0.075 |
Parent Company [Member] |  |
Common equity tier 1 capital to risk-weighted assets, amount | $ 125.3 | $ 110.8
Common equity tier 1 capital to risk-weighted assets, ratio | 0.128 | 0.118
Common equity tier 1 capital to risk-weighted assets, required for capital adequacy purposes, amount | $ 43.9 | $ 42.4
Common equity tier 1 capital to risk-weighted assets, minimum required for capital adequacy purposes, ratio | 4.50% | 4.50%
Tier 1 capital to risk-weighted assets, amount | $ 125.3 | $ 110.8
Tier 1 capital to risk-weighted assets, ratio | 0.128 | 0.118
Tier 1 capital to risk-weighted assets, required for capital adequacy purposes, amount | $ 58.6 | $ 56.5
Tier 1 capital to risk-weighted assets, minimum required for capital adequacy purposes, ratio | 0.060 | 0.060
Total capital to risk-weighted assets, amount | $ 137.5 | $ 119.8
Total capital to risk-weighted assets, ratio | 0.140 | 0.127
Total capital to risk-weighted assets, required for capital adequacy purposes, amount | $ 78.1 | $ 75.3
Total capital to risk-weighted assets, minimum required for capital adequacy purposes, ratio | 0.080 | 0.080
Tier 1 capital to adjusted average assets, amount | $ 125.3 | $ 110.8
Tier 1 capital to adjusted average assets, ratio | 0.085 | 0.085
Tier 1 capital to adjusted average assets, required for capital adequacy purposes, amount | $ 59.2 | $ 52.3
Tier 1 capital to adjusted average assets, minimum required for capital adequacy purposes, ratio | 0.040 | 0.040
People's Bank SB [Member] |  |
Common equity tier 1 capital to risk-weighted assets, amount | $ 123.3 | $ 108.9
Common equity tier 1 capital to risk-weighted assets, ratio | 0.127 | 0.116
Common equity tier 1 capital to risk-weighted assets, required for capital adequacy purposes, amount | $ 43.8 | $ 42.4
Common equity tier 1 capital to risk-weighted assets, minimum required for capital adequacy purposes, ratio | 4.50% | 4.50%
Tier 1 capital to risk-weighted assets, amount | $ 123.3 | $ 108.9
Tier 1 capital to risk-weighted assets, ratio | 0.127 | 0.116
Tier 1 capital to risk-weighted assets, required for capital adequacy purposes, amount | $ 58.4 | $ 56.5
Tier 1 capital to risk-weighted assets, minimum required for capital adequacy purposes, ratio | 0.060 | 0.060
Total capital to risk-weighted assets, amount | $ 135.4 | $ 117.9
Total capital to risk-weighted assets, ratio | 0.139 | 0.125
Total capital to risk-weighted assets, required for capital adequacy purposes, amount | $ 77.8 | $ 75.3
Total capital to risk-weighted assets, minimum required for capital adequacy purposes, ratio | 0.080 | 0.080
Tier 1 capital to adjusted average assets, amount | $ 123.3 | $ 108.9
Tier 1 capital to adjusted average assets, ratio | 0.083 | 0.083
Tier 1 capital to adjusted average assets, required for capital adequacy purposes, amount | $ 59.1 | $ 52.3
Tier 1 capital to adjusted average assets, minimum required for capital adequacy purposes, ratio | 0.040 | 0.040
Common equity tier 1 capital to risk-weighted assets, minimum required to be well capitalized, amount | $ 63.2 | $ 61.2
Common equity tier 1 capital to risk-weighted assets, minimum required to be well capitalized, ratio | 6.50% | 6.50%
Tier 1 capital to risk-weighted assets, minimum required to be well capitalized, amount | $ 77.8 | $ 75.3
Tier 1 capital to risk-weighted assets, minimum required to be well capitalized, ratio | 0.080 | 0.080
Total capital to risk-weighted assets, minimum required to be well capitalized, amount | $ 97.3 | $ 94.1
Total capital to risk-weighted assets, minimum required to be well capitalized, ratio | 0.100 | 0.100
Tier 1 capital to adjusted average assets, minimum required to be well capitalized, amount | $ 73.9 | $ 65.3
Tier 1 capital to adjusted average assets, minimum required to be well capitalized, ratio | 0.050 | 0.050

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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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