Note 20 - Regulatory Capital Matters (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table Text Block]

											To Be Well
											Capitalized Under
						For Capital					Prompt Corrective
	Actual					Adequacy Purposes					Action Provisions
	Amount		Ratio			Amount		Ratio			Amount		Ratio
	(In Thousands)
As of December 31, 2017
Total Capital to Risk-Weighted Assets
Consolidated	$	127,786		15.56	%	$	65,718		8.00	%		N/A		N/A
Colony Bank		127,470		15.54			65,628		8.00		$	82,036		10.00	%
Tier I Capital to Risk-Weighted Assets
Consolidated		120,279		14.64			49,289		6.00			N/A		N/A
Colony Bank		119,963		14.62			49,221		6.00			65,628		8.00
C ommon Equity Tier 1 Capital to Risk-Weighted Assets
Consolidated		96,779		11.78			36,967		4.50			N/A		N/A
Colony Bank		119,963		14.62			36,916		4.50			53,323		6.50
Tier I Capital to Average Assets
Consolidated		120,279		9.89			48,635		4.00			N/A		N/A
Colony Bank		119,963		9.88			48,566		4.00			60,708		5.00
As of December 31, 201 6
Total Capital to Risk-Weighted Assets
Consolidated	$	130,785		16.64	%	$	62,880		8.00	%		N/A		N/A
Colony Bank		127,646		16.26			62,796		8.00		$	78,495		10.00	%
Tier I Capital to Risk-Weighted Assets
Consolidated		121,862		15.50			47,160		6.00			N/A		N/A
Colony Bank		118,723		15.12			47,097		6.00			62,796		8.00
Common Equity Tier 1 Capital to Risk-Weighted Assets
Consolidated		89,002		11.32			35,370		4.50			N/A		N/A
Colony Bank		118,723		15.12			35,323		4.50			51,022		6.50
Tier I Capital to Average Assets
Consolidated		121,862		10.29			47,368		4.00			N/A		N/A
Colony Bank		118,723		10.04			47,290		4.00			59,113		5.00