REGULATORY CAPITAL MARKETS (Details) $ in Thousands	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Capital conversion buffer, percent	0.025
Total Capital to Risk-Weighted Assets
Actual Amount	$ 337,159	$ 318,250
Actual Ratio	0.1547	0.1511
For Capital Adequacy Purposes, Amount	$ 174,355	$ 168,498
For Capital Adequacy Purposes, Ratio	0.0800	0.0800
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 217,944
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	0.1000
Tier I Capital to Risk-Weighted Assets
Actual Amount	$ 278,196	$ 262,999
Actual Ratio	0.1277	0.1249
For Capital Adequacy Purposes, Amount	$ 130,711	$ 126,341
For Capital Adequacy Purposes, Ratio	0.0600	0.0600
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 174,281
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	0.0800
Common Equity Tier 1 Capital to Risk-Weighted Assets
Actual Amount	$ 253,967	$ 238,770
Actual Ratio	0.1166	0.1134
For Capital Adequacy Purposes, Amount	$ 98,015	$ 94,750
For Capital Adequacy Purposes, Ratio	4.50%	4.50%
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 141,577
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	6.50%
Tier I Capital to Average Assets
Actual Amount	$ 278,196	$ 262,999
Actual Ratio	0.0917	0.0917
For Capital Adequacy Purposes, Amount	$ 121,350	$ 114,721
For Capital Adequacy Purposes, Ratio	0.0400	0.0400
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 151,688
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	0.0500
Colony Bank
Total Capital to Risk-Weighted Assets
Actual Amount	$ 300,497	$ 272,812
Actual Ratio	0.1385	0.1299
For Capital Adequacy Purposes, Amount	$ 173,572	$ 168,014
For Capital Adequacy Purposes, Ratio	0.0800	0.0800
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 216,965	$ 210,017
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	0.1000	0.1000
Tier I Capital to Risk-Weighted Assets
Actual Amount	$ 280,751	$ 256,684
Actual Ratio	0.1294	0.1222
For Capital Adequacy Purposes, Amount	$ 130,178	$ 126,031
For Capital Adequacy Purposes, Ratio	0.0600	0.0600
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 173,571	$ 168,042
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	0.0800	0.0800
Common Equity Tier 1 Capital to Risk-Weighted Assets
Actual Amount	$ 280,751	$ 256,684
Actual Ratio	0.1294	0.1222
For Capital Adequacy Purposes, Amount	$ 97,634	$ 94,524
For Capital Adequacy Purposes, Ratio	4.50%	4.50%
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 141,026	$ 136,534
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	6.50%	6.50%
Tier I Capital to Average Assets
Actual Amount	$ 280,751	$ 256,684
Actual Ratio	0.0928	0.0897
For Capital Adequacy Purposes, Amount	$ 121,013	$ 114,463
For Capital Adequacy Purposes, Ratio	0.0400	0.0400
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 151,267	$ 143,079
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	0.0500	0.0500