BORROWINGS - Schedule of Subordinated Debentures (Details) - Trust Preferred Securities Subject to Mandatory Redemption $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($)
Debt Instrument [Line Items]
Amount	$ 24,229
Colony Bankcorp Statutory Trust III
Debt Instrument [Line Items]
Amount	$ 4,640
Basis spread on variable rate (as percent)	2.68%
Total Interest Rate (as percent)	7.29%
Colony Bankcorp Capital Trust I
Debt Instrument [Line Items]
Amount	$ 5,155
Basis spread on variable rate (as percent)	1.50%
Total Interest Rate (as percent)	6.09%
Colony Bankcorp Capital Trust II
Debt Instrument [Line Items]
Amount	$ 9,279
Basis spread on variable rate (as percent)	1.65%
Total Interest Rate (as percent)	6.24%
Colony Bankcorp Capital Trust III
Debt Instrument [Line Items]
Amount	$ 5,155
Basis spread on variable rate (as percent)	1.40%
Total Interest Rate (as percent)	6.25%