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Note 14 - Regulatory Matters - Actual Capital Amounts and Ratios (Details) $ in Thousands | Jun. 30, 2023 USD ($) | Dec. 31, 2022 USD ($)
--- | --- | ---
Capital | $ 217,090 | $ 215,799
Capital to risk weighted assets | 0.143 | 0.141
Capital required for capital adequacy | $ 159,654 | $ 160,370
Capital required for capital adequacy to risk weighted assets | 10.50% | 10.50%
Tier one risk based capital | $ 199,676 | $ 199,069
Tier one risk based capital to risk weighted assets | 0.131 | 0.130
Tier one risk based capital required for capital adequacy | $ 129,244 | $ 129,823
Tier one risk based capital required for capital adequacy to risk weighted assets | 8.50% | 8.50%
Tier one leverage capital | $ 199,676 | $ 199,069
Tier one leverage capital to average assets | 0.089 | 0.091
Tier one leverage capital required for capital adequacy | $ 89,911 | $ 87,392
Tier one leverage capital required for capital adequacy to risk weighted assets | 0.0400 | 0.0400
Common equity tier one capital | $ 199,676 | $ 199,069
Common equity tier one risk based capital to risk weighted assets | 0.131 | 0.130
Common equity tier one capital required for capital adequacy | $ 106,436 | $ 106,913
Common equity tier one risk based capital required for capital adequacy to risk weighted assets | 7.00% | 7.00%
Boone Bank and Trust [Member] |  |
Capital | $ 16,195 | $ 15,962
Capital to risk weighted assets | 0.141 | 0.129
Capital required for capital adequacy | $ 12,069 | $ 12,984
Capital required for capital adequacy to risk weighted assets | 10.50% | 10.50%
Capital required to be well capitalized | $ 11,494 | $ 12,366
Capital required to be well capitalized to risk weighted assets | 0.100 | 0.100
Tier one risk based capital | $ 15,317 | $ 14,990
Tier one risk based capital to risk weighted assets | 0.133 | 0.121
Tier one risk based capital required for capital adequacy | $ 9,770 | $ 10,511
Tier one risk based capital required for capital adequacy to risk weighted assets | 8.50% | 8.50%
Tier one risk based capital required to be well capitalized | $ 9,195 | $ 9,893
Tier one risk based capital required to be well capitalized to risk weighted assets | 0.080 | 0.080
Tier one leverage capital | $ 15,317 | $ 14,990
Tier one leverage capital to average assets | 0.095 | 0.087
Tier one leverage capital required for capital adequacy | $ 6,426 | $ 6,868
Tier one leverage capital required for capital adequacy to risk weighted assets | 0.0400 | 0.0400
Tier one leverage capital required to be well capitalized | $ 8,033 | $ 8,585
Tier one leverage capital required to be well capitalized to average assets | 0.050 | 0.050
Common equity tier one capital | $ 15,317 | $ 14,990
Common equity tier one risk based capital to risk weighted assets | 0.133 | 0.121
Common equity tier one capital required for capital adequacy | $ 8,046 | $ 8,656
Common equity tier one risk based capital required for capital adequacy to risk weighted assets | 7.00% | 7.00%
Common equity tier one capital required to be well capitalized | $ 7,471 | $ 8,038
Common equity tier one capital required to be well capitalized to risk weighted assets | 6.50% | 6.50%
First National Bank [Member] | Also Conducts Business Out of 3 Full Service Offices in Des Moines Metro Area [Member] |  |
Capital | $ 111,653 | $ 110,887
Capital to risk weighted assets | 0.141 | 0.142
Capital required for capital adequacy | $ 83,401 | $ 82,089
Capital required for capital adequacy to risk weighted assets | 10.50% | 10.50%
Capital required to be well capitalized | $ 79,429 | $ 78,180
Capital required to be well capitalized to risk weighted assets | 0.100 | 0.100
Tier one risk based capital | $ 102,360 | $ 101,976
Tier one risk based capital to risk weighted assets | 0.129 | 0.130
Tier one risk based capital required for capital adequacy | $ 67,515 | $ 66,453
Tier one risk based capital required for capital adequacy to risk weighted assets | 8.50% | 8.50%
Tier one risk based capital required to be well capitalized | $ 63,543 | $ 62,544
Tier one risk based capital required to be well capitalized to risk weighted assets | 0.080 | 0.080
Tier one leverage capital | $ 102,360 | $ 101,976
Tier one leverage capital to average assets | 0.087 | 0.089
Tier one leverage capital required for capital adequacy | $ 46,854 | $ 45,582
Tier one leverage capital required for capital adequacy to risk weighted assets | 0.0400 | 0.0400
Tier one leverage capital required to be well capitalized | $ 58,568 | $ 56,978
Tier one leverage capital required to be well capitalized to average assets | 0.050 | 0.050
Common equity tier one capital | $ 102,360 | $ 101,976
Common equity tier one risk based capital to risk weighted assets | 0.129 | 0.130
Common equity tier one capital required for capital adequacy | $ 55,600 | $ 54,726
Common equity tier one risk based capital required for capital adequacy to risk weighted assets | 7.00% | 7.00%
Common equity tier one capital required to be well capitalized | $ 51,629 | $ 50,817
Common equity tier one capital required to be well capitalized to risk weighted assets | 6.50% | 6.50%
Iowa State Savings Bank [Member] |  |
Capital | $ 26,263 | $ 25,398
Capital to risk weighted assets | 0.161 | 0.155
Capital required for capital adequacy | $ 17,093 | $ 17,210
Capital required for capital adequacy to risk weighted assets | 10.50% | 10.50%
Capital required to be well capitalized | $ 16,279 | $ 16,390
Capital required to be well capitalized to risk weighted assets | 0.100 | 0.100
Tier one risk based capital | $ 24,315 | $ 24,113
Tier one risk based capital to risk weighted assets | 0.149 | 0.147
Tier one risk based capital required for capital adequacy | $ 13,837 | $ 13,932
Tier one risk based capital required for capital adequacy to risk weighted assets | 8.50% | 8.50%
Tier one risk based capital required to be well capitalized | $ 13,023 | $ 13,112
Tier one risk based capital required to be well capitalized to risk weighted assets | 0.080 | 0.080
Tier one leverage capital | $ 24,315 | $ 24,113
Tier one leverage capital to average assets | 0.095 | 0.093
Tier one leverage capital required for capital adequacy | $ 10,286 | $ 10,423
Tier one leverage capital required for capital adequacy to risk weighted assets | 0.0400 | 0.0400
Tier one leverage capital required to be well capitalized | $ 12,857 | $ 13,029
Tier one leverage capital required to be well capitalized to average assets | 0.050 | 0.050
Common equity tier one capital | $ 24,315 | $ 24,113
Common equity tier one risk based capital to risk weighted assets | 0.149 | 0.147
Common equity tier one capital required for capital adequacy | $ 11,395 | $ 11,473
Common equity tier one risk based capital required for capital adequacy to risk weighted assets | 7.00% | 7.00%
Common equity tier one capital required to be well capitalized | $ 10,581 | $ 10,654
Common equity tier one capital required to be well capitalized to risk weighted assets | 6.50% | 6.50%
Reliance State Bank [Member] | Conducts Business Out of Offices at Story City, Garner, and Kleme, Iowa [Member] |  |
Capital | $ 28,570 | $ 28,385
Capital to risk weighted assets | 0.127 | 0.124
Capital required for capital adequacy | $ 23,552 | $ 24,103
Capital required for capital adequacy to risk weighted assets | 10.50% | 10.50%
Capital required to be well capitalized | $ 22,431 | $ 22,955
Capital required to be well capitalized to risk weighted assets | 0.100 | 0.100
Tier one risk based capital | $ 25,927 | $ 25,647
Tier one risk based capital to risk weighted assets | 0.116 | 0.112
Tier one risk based capital required for capital adequacy | $ 19,066 | $ 19,512
Tier one risk based capital required for capital adequacy to risk weighted assets | 8.50% | 8.50%
Tier one risk based capital required to be well capitalized | $ 17,945 | $ 18,364
Tier one risk based capital required to be well capitalized to risk weighted assets | 0.080 | 0.080
Tier one leverage capital | $ 25,927 | $ 25,647
Tier one leverage capital to average assets | 0.086 | 0.085
Tier one leverage capital required for capital adequacy | $ 12,045 | $ 12,001
Tier one leverage capital required for capital adequacy to risk weighted assets | 0.0400 | 0.0400
Tier one leverage capital required to be well capitalized | $ 15,057 | $ 15,001
Tier one leverage capital required to be well capitalized to average assets | 0.050 | 0.050
Common equity tier one capital | $ 25,927 | $ 25,647
Common equity tier one risk based capital to risk weighted assets | 0.116 | 0.112
Common equity tier one capital required for capital adequacy | $ 15,702 | $ 16,069
Common equity tier one risk based capital required for capital adequacy to risk weighted assets | 7.00% | 7.00%
Common equity tier one capital required to be well capitalized | $ 14,580 | $ 14,921
Common equity tier one capital required to be well capitalized to risk weighted assets | 6.50% | 6.50%
State Bank and Trust [Member] |  |
Capital | $ 21,916 | $ 22,011
Capital to risk weighted assets | 0.156 | 0.147
Capital required for capital adequacy | $ 14,715 | $ 15,716
Capital required for capital adequacy to risk weighted assets | 10.50% | 10.50%
Capital required to be well capitalized | $ 14,015 | $ 14,968
Capital required to be well capitalized to risk weighted assets | 0.100 | 0.100
Tier one risk based capital | $ 20,288 | $ 20,392
Tier one risk based capital to risk weighted assets | 0.145 | 0.136
Tier one risk based capital required for capital adequacy | $ 11,912 | $ 12,723
Tier one risk based capital required for capital adequacy to risk weighted assets | 8.50% | 8.50%
Tier one risk based capital required to be well capitalized | $ 11,212 | $ 11,974
Tier one risk based capital required to be well capitalized to risk weighted assets | 0.080 | 0.080
Tier one leverage capital | $ 20,288 | $ 20,392
Tier one leverage capital to average assets | 0.093 | 0.091
Tier one leverage capital required for capital adequacy | $ 8,723 | $ 8,932
Tier one leverage capital required for capital adequacy to risk weighted assets | 0.0400 | 0.0400
Tier one leverage capital required to be well capitalized | $ 10,904 | $ 11,165
Tier one leverage capital required to be well capitalized to average assets | 0.050 | 0.050
Common equity tier one capital | $ 20,288 | $ 20,392
Common equity tier one risk based capital to risk weighted assets | 0.145 | 0.136
Common equity tier one capital required for capital adequacy | $ 9,810 | $ 10,477
Common equity tier one risk based capital required for capital adequacy to risk weighted assets | 7.00% | 7.00%
Common equity tier one capital required to be well capitalized | $ 9,110 | $ 9,729
Common equity tier one capital required to be well capitalized to risk weighted assets | 6.50% | 6.50%
United Bank and Trust [Member] |  |
Capital | $ 12,937 | $ 12,633
Capital to risk weighted assets | 0.160 | 0.151
Capital required for capital adequacy | $ 8,514 | $ 8,759
Capital required for capital adequacy to risk weighted assets | 10.50% | 10.50%
Capital required to be well capitalized | $ 8,108 | $ 8,342
Capital required to be well capitalized to risk weighted assets | 0.100 | 0.100
Tier one risk based capital | $ 11,923 | $ 11,677
Tier one risk based capital to risk weighted assets | 0.147 | 0.140
Tier one risk based capital required for capital adequacy | $ 6,892 | $ 7,090
Tier one risk based capital required for capital adequacy to risk weighted assets | 8.50% | 8.50%
Tier one risk based capital required to be well capitalized | $ 6,487 | $ 6,673
Tier one risk based capital required to be well capitalized to risk weighted assets | 0.080 | 0.080
Tier one leverage capital | $ 11,923 | $ 11,677
Tier one leverage capital to average assets | 0.090 | 0.089
Tier one leverage capital required for capital adequacy | $ 5,308 | $ 5,274
Tier one leverage capital required for capital adequacy to risk weighted assets | 0.0400 | 0.0400
Tier one leverage capital required to be well capitalized | $ 6,635 | $ 6,592
Tier one leverage capital required to be well capitalized to average assets | 0.050 | 0.050
Common equity tier one capital | $ 11,923 | $ 11,677
Common equity tier one risk based capital to risk weighted assets | 0.147 | 0.140
Common equity tier one capital required for capital adequacy | $ 5,676 | $ 5,839
Common equity tier one risk based capital required for capital adequacy to risk weighted assets | 7.00% | 7.00%
Common equity tier one capital required to be well capitalized | $ 5,270 | $ 5,422
Common equity tier one capital required to be well capitalized to risk weighted assets | 6.50% | 6.50%

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