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Note 14 - Regulatory Matters - Actual Capital Amounts and Ratios (Details) $ in Thousands | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
--- | --- | ---
Capital | $ 208,480 |
Capital to risk weighted assets | 0.148 |
Capital required for capital adequacy | $ 146,881 |
Capital required for capital adequacy to risk weighted assets | 10.50% |
Tier one risk based capital | $ 191,161 |
Tier one risk based capital to risk weighted assets | 0.137 |
Tier one risk based capital required for capital adequacy | $ 118,904 |
Tier one risk based capital required for capital adequacy to risk weighted assets | 8.50% |
Tier one leverage capital | $ 191,161 |
Tier one leverage capital to average assets | 0.090 |
Tier one leverage capital required for capital adequacy | $ 84,585 |
Tier one leverage capital required for capital adequacy to risk weighted assets | 0.0400 |
Common equity tier one capital | $ 191,161 |
Common equity tier one risk based capital to risk weighted assets | 0.137 |
Common equity tier one capital required for capital adequacy | $ 97,921 |
Common equity tier one risk based capital required for capital adequacy to risk weighted assets | 7.00% |
Boone Bank and Trust [Member] |  |
Capital | $ 15,603 |
Capital to risk weighted assets | 0.142 |
Capital required for capital adequacy | $ 11,562 |
Capital required for capital adequacy to risk weighted assets | 10.50% |
Capital required to be well capitalized | $ 11,012 |
Capital required to be well capitalized to risk weighted assets | 0.100 |
Tier one risk based capital | $ 14,652 |
Tier one risk based capital to risk weighted assets | 0.133 |
Tier one risk based capital required for capital adequacy | $ 9,360 |
Tier one risk based capital required for capital adequacy to risk weighted assets | 8.50% |
Tier one risk based capital required to be well capitalized | $ 8,809 |
Tier one risk based capital required to be well capitalized to risk weighted assets | 0.080 |
Tier one leverage capital | $ 14,652 | $ 13,967
Tier one leverage capital to average assets | 0.090 | 0.092
Tier one leverage capital required for capital adequacy | $ 6,525 |
Tier one leverage capital required for capital adequacy to risk weighted assets | 0.0400 |
Tier one leverage capital required to be well capitalized | $ 8,157 | $ 12,170
Tier one leverage capital required to be well capitalized to average assets | 0.050 | 0.080
Common equity tier one capital | $ 14,652 |
Common equity tier one risk based capital to risk weighted assets | 0.133 |
Common equity tier one capital required for capital adequacy | $ 7,708 |
Common equity tier one risk based capital required for capital adequacy to risk weighted assets | 7.00% |
Common equity tier one capital required to be well capitalized | $ 7,158 |
Common equity tier one capital required to be well capitalized to risk weighted assets | 6.50% |
First National Bank [Member] | Also Conducts Business Out of 3 Full Service Offices in Des Moines Metro Area [Member] |  |
Capital | $ 104,608 |
Capital to risk weighted assets | 0.145 |
Capital required for capital adequacy | $ 75,832 |
Capital required for capital adequacy to risk weighted assets | 10.50% |
Capital required to be well capitalized | $ 72,221 |
Capital required to be well capitalized to risk weighted assets | 0.100 |
Tier one risk based capital | $ 95,573 |
Tier one risk based capital to risk weighted assets | 0.132 |
Tier one risk based capital required for capital adequacy | $ 61,388 |
Tier one risk based capital required for capital adequacy to risk weighted assets | 8.50% |
Tier one risk based capital required to be well capitalized | $ 57,777 |
Tier one risk based capital required to be well capitalized to risk weighted assets | 0.080 |
Tier one leverage capital | $ 95,573 | $ 86,071
Tier one leverage capital to average assets | 0.087 | 0.086
Tier one leverage capital required for capital adequacy | $ 44,333 |
Tier one leverage capital required for capital adequacy to risk weighted assets | 0.0400 |
Tier one leverage capital required to be well capitalized | $ 55,416 | $ 80,393
Tier one leverage capital required to be well capitalized to average assets | 0.050 | 0.080
Common equity tier one capital | $ 95,573 |
Common equity tier one risk based capital to risk weighted assets | 0.132 |
Common equity tier one capital required for capital adequacy | $ 50,555 |
Common equity tier one risk based capital required for capital adequacy to risk weighted assets | 7.00% |
Common equity tier one capital required to be well capitalized | $ 46,944 |
Common equity tier one capital required to be well capitalized to risk weighted assets | 6.50% |
Iowa State Savings Bank [Member] |  |
Capital | $ 24,008 |
Capital to risk weighted assets | 0.159 |
Capital required for capital adequacy | $ 15,895 |
Capital required for capital adequacy to risk weighted assets | 10.50% |
Capital required to be well capitalized | $ 15,138 |
Capital required to be well capitalized to risk weighted assets | 0.100 |
Tier one risk based capital | $ 22,747 |
Tier one risk based capital to risk weighted assets | 0.150 |
Tier one risk based capital required for capital adequacy | $ 12,868 |
Tier one risk based capital required for capital adequacy to risk weighted assets | 8.50% |
Tier one risk based capital required to be well capitalized | $ 12,111 |
Tier one risk based capital required to be well capitalized to risk weighted assets | 0.080 |
Tier one leverage capital | $ 22,747 | $ 21,610
Tier one leverage capital to average assets | 0.091 | 0.094
Tier one leverage capital required for capital adequacy | $ 10,102 |
Tier one leverage capital required for capital adequacy to risk weighted assets | 0.0400 |
Tier one leverage capital required to be well capitalized | $ 12,628 | $ 18,321
Tier one leverage capital required to be well capitalized to average assets | 0.050 | 0.080
Common equity tier one capital | $ 22,747 |
Common equity tier one risk based capital to risk weighted assets | 0.150 |
Common equity tier one capital required for capital adequacy | $ 10,597 |
Common equity tier one risk based capital required for capital adequacy to risk weighted assets | 7.00% |
Common equity tier one capital required to be well capitalized | $ 9,840 |
Common equity tier one capital required to be well capitalized to risk weighted assets | 6.50% |
Reliance State Bank [Member] | Conducts Business Out of Offices at Story City, Garner, and Kleme, Iowa [Member] |  |
Capital | $ 27,292 |
Capital to risk weighted assets | 0.136 |
Capital required for capital adequacy | $ 21,136 |
Capital required for capital adequacy to risk weighted assets | 10.50% |
Capital required to be well capitalized | $ 20,129 |
Capital required to be well capitalized to risk weighted assets | 0.100 |
Tier one risk based capital | $ 24,774 |
Tier one risk based capital to risk weighted assets | 0.123 |
Tier one risk based capital required for capital adequacy | $ 17,110 |
Tier one risk based capital required for capital adequacy to risk weighted assets | 8.50% |
Tier one risk based capital required to be well capitalized | $ 16,103 |
Tier one risk based capital required to be well capitalized to risk weighted assets | 0.080 |
Tier one leverage capital | $ 24,774 | $ 23,278
Tier one leverage capital to average assets | 0.088 | 0.094
Tier one leverage capital required for capital adequacy | $ 11,396 |
Tier one leverage capital required for capital adequacy to risk weighted assets | 0.0400 |
Tier one leverage capital required to be well capitalized | $ 14,245 | $ 19,741
Tier one leverage capital required to be well capitalized to average assets | 0.050 | 0.080
Common equity tier one capital | $ 24,774 |
Common equity tier one risk based capital to risk weighted assets | 0.123 |
Common equity tier one capital required for capital adequacy | $ 14,091 |
Common equity tier one risk based capital required for capital adequacy to risk weighted assets | 7.00% |
Common equity tier one capital required to be well capitalized | $ 13,084 |
Common equity tier one capital required to be well capitalized to risk weighted assets | 6.50% |
State Bank and Trust [Member] |  |
Capital | $ 20,885 |
Capital to risk weighted assets | 0.152 |
Capital required for capital adequacy | $ 14,416 |
Capital required for capital adequacy to risk weighted assets | 10.50% |
Capital required to be well capitalized | $ 13,730 |
Capital required to be well capitalized to risk weighted assets | 0.100 |
Tier one risk based capital | $ 19,231 |
Tier one risk based capital to risk weighted assets | 0.140 |
Tier one risk based capital required for capital adequacy | $ 11,670 |
Tier one risk based capital required for capital adequacy to risk weighted assets | 8.50% |
Tier one risk based capital required to be well capitalized | $ 10,984 |
Tier one risk based capital required to be well capitalized to risk weighted assets | 0.080 |
Tier one leverage capital | $ 19,231 | $ 16,564
Tier one leverage capital to average assets | 0.091 | 0.085
Tier one leverage capital required for capital adequacy | $ 8,469 |
Tier one leverage capital required for capital adequacy to risk weighted assets | 0.0400 |
Tier one leverage capital required to be well capitalized | $ 10,586 | $ 15,657
Tier one leverage capital required to be well capitalized to average assets | 0.050 | 0.080
Common equity tier one capital | $ 19,231 |
Common equity tier one risk based capital to risk weighted assets | 0.140 |
Common equity tier one capital required for capital adequacy | $ 9,611 |
Common equity tier one risk based capital required for capital adequacy to risk weighted assets | 7.00% |
Common equity tier one capital required to be well capitalized | $ 8,924 |
Common equity tier one capital required to be well capitalized to risk weighted assets | 6.50% |
United Bank and Trust [Member] |  |
Capital | $ 12,001 |
Capital to risk weighted assets | 0.157 |
Capital required for capital adequacy | $ 8,039 |
Capital required for capital adequacy to risk weighted assets | 10.50% |
Capital required to be well capitalized | $ 7,657 |
Capital required to be well capitalized to risk weighted assets | 0.100 |
Tier one risk based capital | $ 11,042 |
Tier one risk based capital to risk weighted assets | 0.144 |
Tier one risk based capital required for capital adequacy | $ 6,508 |
Tier one risk based capital required for capital adequacy to risk weighted assets | 8.50% |
Tier one risk based capital required to be well capitalized | $ 6,125 |
Tier one risk based capital required to be well capitalized to risk weighted assets | 0.080 |
Tier one leverage capital | $ 11,042 | $ 10,539
Tier one leverage capital to average assets | 0.089 | 0.092
Tier one leverage capital required for capital adequacy | $ 4,955 |
Tier one leverage capital required for capital adequacy to risk weighted assets | 0.0400 |
Tier one leverage capital required to be well capitalized | $ 6,193 | $ 9,180
Tier one leverage capital required to be well capitalized to average assets | 0.050 | 0.080
Common equity tier one capital | $ 11,042 |
Common equity tier one risk based capital to risk weighted assets | 0.144 |
Common equity tier one capital required for capital adequacy | $ 5,360 |
Common equity tier one risk based capital required for capital adequacy to risk weighted assets | 7.00% |
Common equity tier one capital required to be well capitalized | $ 4,977 |
Common equity tier one capital required to be well capitalized to risk weighted assets | 6.50% |

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