CAPITAL AND REGULATORY MATTERS - Bank Subsidiary’s Actual Capital Amounts and Ratios (Details) $ in Thousands	Dec. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)
Consolidated [Member]
Total Capital to Risk Weighted Assets:
Actual, Amount	$ 622,485	$ 631,713
Actual, Ratio	0.1726	0.1786
Minimum Required Under BASEL III Fully Phased In, Amount	$ 378,645	$ 371,426
Minimum Required Under BASEL III Fully Phased In, Ratio	0.105	0.105
Tier I Capital to Risk Weighted Assets:
Actual, Amount	$ 566,107	$ 523,535
Actual, Ratio	0.157	0.148
Minimum Required Under BASEL III Fully Phased In, Amount	$ 306,522	$ 300,678
Minimum Required Under BASEL III Fully Phased In, Ratio	0.085	0.085
Common Equity Tier 1 to Risk Weighted Assets:
Actual, Amount	$ 521,107	$ 478,535
Actual, Ratio	0.1445	0.1353
Minimum Required Under BASEL III Fully Phased In, Amount	$ 252,430	$ 247,617
Minimum Required Under BASEL III Fully Phased In, Ratio	0.07	0.07
Tier I Capital to Average Assets:
Actual, Amount	$ 566,107	$ 523,535
Actual, Ratio	0.1253	0.1204
Minimum Required Under BASEL III Fully Phased In, Amount	$ 181,591	$ 174,777
Minimum Required Under BASEL III Fully Phased In, Ratio	0.04	0.04
City Bank [Member]
Total Capital to Risk Weighted Assets:
Actual, Amount	$ 537,444	$ 520,788
Actual, Ratio	0.1491	0.1473
Minimum Required Under BASEL III Fully Phased In, Amount	$ 378,576	$ 371,351
Minimum Required Under BASEL III Fully Phased In, Ratio	0.105	0.105
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 360,549	$ 353,667
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	0.10	0.10
Tier I Capital to Risk Weighted Assets:
Actual, Amount	$ 492,355	$ 476,574
Actual, Ratio	0.1366	0.1348
Minimum Required Under BASEL III Fully Phased In, Amount	$ 306,466	$ 300,617
Minimum Required Under BASEL III Fully Phased In, Ratio	0.085	0.085
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 288,439	$ 282,934
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	0.08	0.08
Common Equity Tier 1 to Risk Weighted Assets:
Actual, Amount	$ 492,355	$ 476,574
Actual, Ratio	0.1366	0.1348
Minimum Required Under BASEL III Fully Phased In, Amount	$ 252,384	$ 247,567
Minimum Required Under BASEL III Fully Phased In, Ratio	0.07	0.07
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 234,357	$ 229,884
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	0.065	0.065
Tier I Capital to Average Assets:
Actual, Amount	$ 492,355	$ 476,574
Actual, Ratio	0.109	0.1096
Minimum Required Under BASEL III Fully Phased In, Amount	$ 181,512	$ 174,710
Minimum Required Under BASEL III Fully Phased In, Ratio	0.04	0.04
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 225,868	$ 217,336
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	0.05	0.05