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Regulatory Capital Matters (Tables) | 9 Months Ended
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Sep. 30, 2025
Banking And Thrift Disclosure [Abstract] |
Schedule of Regulatory Capital Information | The following tables summarize regulatory capital information as of September 30, 2025 and December 31, 2024 on a consolidated basis and for the subsidiary, as defined. Regulatory capital ratios for September 30, 2025 and December 31, 2024 were calculated in accordance with the Basel III rules.
(dollars in thousands) | Actual |  | For Capital Adequacy Purposes |  | To Be Well Capitalized Under Prompt Corrective Action Provisions
| Amount |  | Ratio |  | Amount |  | Ratio |  | Amount |  | Ratio
As of September 30, 2025 |  |  |  |  |  |  |  |  |  |  |
Total Capital to Risk-Weighted Assets |  |  |  |  |  |  |  |  |  |  |
Consolidated | $ | 362,131 |  |  | 16.00 | % |  | $ | 181,066 |  |  | 8.00 | % |  | $ | 226,332 |  |  | 10.00 | %
Colony Bank | 319,529 |  |  | 14.18 |  |  | 180,270 |  |  | 8.00 |  |  | 225,338 |  |  | 10.00 |
Tier 1 Capital to Risk-Weighted Assets |  |  |  |  |  |  |  |  |  |  |
Consolidated | 304,090 |  |  | 13.44 |  |  | 135,754 |  |  | 6.00 |  |  | 181,006 |  |  | 8.00 |
Colony Bank | 300,368 |  |  | 13.33 |  |  | 135,199 |  |  | 6.00 |  |  | 180,266 |  |  | 8.00 |
Common Equity Tier 1 Capital to Risk-Weighted Assets |  |  |  |  |  |  |  |  |  |  |
Consolidated | 279,861 |  |  | 12.37 |  |  | 101,809 |  |  | 4.50 |  |  | 147,057 |  |  | 6.50 |
Colony Bank | 300,368 |  |  | 13.33 |  |  | 101,400 |  |  | 4.50 |  |  | 146,466 |  |  | 6.50 |
Tier 1 Capital to Average Assets |  |  |  |  |  |  |  |  |  |  |
Consolidated | 304,090 |  |  | 9.91 |  |  | 122,741 |  |  | 4.00 |  |  | 153,426 |  |  | 5.00 |
Colony Bank | 300,368 |  |  | 9.83 |  |  | 122,225 |  |  | 4.00 |  |  | 152,781 |  |  | 5.00 |
(dollars in thousands) | Actual |  | For Capital Adequacy Purposes |  | To Be Well Capitalized Under Prompt Corrective Action Provisions
| Amount |  | Ratio |  | Amount |  | Ratio |  | Amount |  | Ratio
As of December 31, 2024 |  |  |  |  |  |  |  |  |  |  |
Total Capital to Risk-Weighted Assets |  |  |  |  |  |  |  |  |  |  |
Consolidated | $ | 352,495 |  |  | 17.10 | % |  | $ | 164,910 |  |  | 8.00 | % |  | $ | 206,137 |  |  | 10.00 | %
Colony Bank | 314,266 |  |  | 15.29 |  |  | 164,430 |  |  | 8.00 |  |  | 205,537 |  |  | 10.00 |
Tier 1 Capital to Risk-Weighted Assets |  |  |  |  |  |  |  |  |  |  |
Consolidated | 293,893 |  |  | 14.26 |  |  | 123,658 |  |  | 6.00 |  |  | 164,877 |  |  | 8.00 |
Colony Bank | 294,474 |  |  | 14.33 |  |  | 123,297 |  |  | 6.00 |  |  | 164,396 |  |  | 8.00 |
Common Equity Tier 1 Capital to Risk-Weighted Assets |  |  |  |  |  |  |  |  |  |  |
Consolidated | 269,664 |  |  | 13.08 |  |  | 92,774 |  |  | 4.50 |  |  | 134,007 |  |  | 6.50 |
Colony Bank | 294,474 |  |  | 14.33 |  |  | 92,473 |  |  | 4.50 |  |  | 133,572 |  |  | 6.50 |
Tier 1 Capital to Average Assets |  |  |  |  |  |  |  |  |  |  |
Consolidated | 293,893 |  |  | 9.50 |  |  | 123,744 |  |  | 4.00 |  |  | 154,681 |  |  | 5.00 |
Colony Bank | 294,474 |  |  | 9.55 |  |  | 123,340 |  |  | 4.00 |  |  | 154,175 |  |  | 5.00 |

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- Definition Banking And Thrift Disclosure + References No definition available. + Details
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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 -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477270/942-505-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Publisher FASB -URI https://asc.fasb.org/1943274/2147477270/942-505-50-1B + Details
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