CAPITAL RATIOS AND SHAREHOLDERS' EQUITY - Actual and Required Capital Ratios (Details) $ in Thousands	Sep. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)
Actual
Total capital to risk-weighted assets	$ 404,804	$ 380,690
Common equity tier 1 capital to risk-weighted assets	317,043	295,635
Tier 1 capital to risk-weighted assets	337,663	316,255
Tier 1 capital to average assets	$ 337,663	$ 316,255
Total capital to risk-weighted assets, ratio	0.1342	0.1431
Common equity tier 1 capital to risk-weighted assets, ratio	0.1051	0.1111
Tier 1 capital to risk-weighted assets, ratio	0.1119	0.1189
Tier 1 capital to average assets (leverage ratio)	0.0913	0.0866
Minimum Regulatory Capital Requirements
Total capital to risk-weighted assets	$ 241,314	$ 212,798
Common equity tier 1 capital to risk-weighted assets	135,740	119,699
Tier 1 capital to risk-weighted assets	180,986	159,598
Tier 1 capital to average assets (leverage ratio)	$ 147,908	$ 146,029
Minimum regulatory capital requirements, Total capital to risk-weighted assets, ratio	0.0800	0.0800
Minimum regulatory capital requirements, Common equity tier 1 capital to risk-weighted assets, ratio	4.50%	4.50%
Minimum regulatory capital requirements, Tier 1 capital to risk-weighted assets, ratio	0.0600	0.0600
Minimum regulatory capital requirements, Tier 1 capital to average assets, ratio	0.0400	0.0400
Bank
Actual
Total capital to risk-weighted assets	$ 398,292	$ 375,435
Common equity tier 1 capital to risk-weighted assets	371,151	351,000
Tier 1 capital to risk-weighted assets	371,151	351,000
Tier 1 capital to average assets	$ 371,151	$ 351,000
Total capital to risk-weighted assets, ratio	0.1322	0.1413
Common equity tier 1 capital to risk-weighted assets, ratio	0.1232	0.1321
Tier 1 capital to risk-weighted assets, ratio	0.1232	0.1321
Tier 1 capital to average assets (leverage ratio)	0.1005	0.0962
Minimum Regulatory Capital Requirements
Total capital to risk-weighted assets	$ 241,079	$ 220,425
Common equity tier 1 capital to risk-weighted assets	135,606	123,812
Tier 1 capital to risk-weighted assets	180,808	165,082
Tier 1 capital to average assets (leverage ratio)	$ 147,791	$ 151,082
Minimum regulatory capital requirements, Total capital to risk-weighted assets, ratio	0.0800	0.0800
Minimum regulatory capital requirements, Common equity tier 1 capital to risk-weighted assets, ratio	4.50%	4.50%
Minimum regulatory capital requirements, Tier 1 capital to risk-weighted assets, ratio	0.0600	0.0600
Minimum regulatory capital requirements, Tier 1 capital to average assets, ratio	0.0400	0.0400