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Note 11 - Minimum Regulatory Capital Requirement (Tables) | 12 Months Ended
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Dec. 31, 2022
Notes Tables |
Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table Text Block] |
December 31, 2022 |  | Actual |  |  | Minimum Capital Requirement(1) |  |  | Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions |
|  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |
Total Capital (to Risk Weighted Assets) |  | $ | 191,883 |  |  |  | 17.57 | % |  | $ | 114,671 |  |  |  | 10.50 | % |  | $ | 109,210 |  |  |  | 10.00 | %
Tier 1 Capital (to Risk Weighted Assets) |  | $ | 183,623 |  |  |  | 16.81 | % |  | $ | 92,829 |  |  |  | 8.50 | % |  | $ | 87,368 |  |  |  | 8.00 | %
Common Equity Tier 1 Capital (to Risk Weighted Assets) |  | $ | 183,623 |  |  |  | 16.81 | % |  | $ | 76,447 |  |  |  | 7.00 | % |  | $ | 70,987 |  |  |  | 6.50 | %
Tier 1 Capital (to Average Assets) |  | $ | 183,623 |  |  |  | 10.50 | % |  | $ | 69,925 |  |  |  | 4.00 | % |  | $ | 87,406 |  |  |  | 5.00 | %
December 31, 2021 |  | Actual |  |  | Minimum Capital Requirement(1) |  |  | Minimum To Be Well Capitalized Under Prompt Corrective Action Provisions |
|  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |
Total Capital (to Risk Weighted Assets) |  | $ | 192,907 |  |  |  | 19.50 | % |  | $ | 103,898 |  |  |  | 10.50 | % |  | $ | 98,950 |  |  |  | 10.00 | %
Tier 1 Capital (to Risk Weighted Assets) |  | $ | 185,187 |  |  |  | 18.72 | % |  | $ | 84,108 |  |  |  | 8.50 | % |  | $ | 79,160 |  |  |  | 8.00 | %
Common Equity Tier 1 Capital (to Risk Weighted Assets) |  | $ | 185,187 |  |  |  | 18.72 | % |  | $ | 69,265 |  |  |  | 7.00 | % |  | $ | 64,318 |  |  |  | 6.50 | %
Tier 1 Capital (to Average Assets) |  | $ | 185,187 |  |  |  | 11.16 | % |  | $ | 66,348 |  |  |  | 4.00 | % |  | $ | 82,935 |  |  |  | 5.00 | %

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- Definition Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1B -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958570-112826 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
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