CAPITAL AND REGULATORY MATTERS (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Consolidated [Member]
Total Capital to Risk Weighted Assets [Abstract]
Actual, Amount	$ 388,748	$ 309,798
Actual, Ratio	17.38%	14.28%
Minimum Required Under BASEL III Fully Phased-In, Amount	$ 234,854	$ 227,864
Minimum Required Under BASEL III Fully Phased-In, Ratio	10.50%	10.50%
Tier I Capital to Risk Weighted Assets [Abstract]
Actual, Amount	$ 337,920	$ 260,020
Actual, Ratio	15.11%	11.98%
Minimum Required Under BASEL III Fully Phased-In, Amount	$ 190,120	$ 184,462
Minimum Required Under BASEL III Fully Phased-In, Ratio	8.50%	8.50%
Common Equity Tier 1 to Risk Weighted Assets [Abstract]
Actual, Amount	$ 292,920	$ 215,020
Actual, Ratio	13.10%	9.91%
Minimum Required Under BASEL III Fully Phased-In, Amount	$ 156,569	$ 151,910
Minimum Required Under BASEL III Fully Phased-In, Ratio	7.00%	7.00%
Tier I Capital to Average Assets [Abstract]
Actual, Amount	$ 337,920	$ 260,020
Actual, Ratio	12.17%	9.63%
Minimum Required Under BASEL III Fully Phased-In, Amount	$ 111,174	$ 108,033
Minimum Required Under BASEL III Fully Phased-In, Ratio	4.00%	4.00%
City Bank [Member]
Total Capital to Risk Weighted Assets [Abstract]
Actual, Amount	$ 308,841	$ 294,572
Actual, Ratio	13.81%	13.58%
Minimum Required Under BASEL III Fully Phased-In, Amount	$ 234,803	$ 227,806
Minimum Required Under BASEL III Fully Phased-In, Ratio	10.50%	10.50%
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 223,622	$ 216,958
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	10.00%	10.00%
Tier I Capital to Risk Weighted Assets [Abstract]
Actual, Amount	$ 284,485	$ 271,266
Actual, Ratio	12.72%	12.50%
Minimum Required Under BASEL III Fully Phased-In, Amount	$ 190,079	$ 184,415
Minimum Required Under BASEL III Fully Phased-In, Ratio	8.50%	8.50%
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 178,898	$ 173,567
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	8.00%	8.00%
Common Equity Tier 1 to Risk Weighted Assets [Abstract]
Actual, Amount	$ 284,485	$ 271,266
Actual, Ratio	12.72%	12.50%
Minimum Required Under BASEL III Fully Phased-In, Amount	$ 156,535	$ 151,871
Minimum Required Under BASEL III Fully Phased-In, Ratio	7.00%	7.00%
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 145,354	$ 141,023
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	6.50%	6.50%
Tier I Capital to Average Assets [Abstract]
Actual, Amount	$ 284,485	$ 271,266
Actual, Ratio	10.25%	10.05%
Minimum Required Under BASEL III Fully Phased-In, Amount	$ 111,098	$ 107,940
Minimum Required Under BASEL III Fully Phased-In, Ratio	4.00%	4.00%
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 138,872	$ 134,925
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	5.00%	5.00%