SHAREHOLDERS' EQUITY AND EARNINGS PER COMMON SHARE - Actual and Required Capital Ratios (Details) $ in Thousands	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Actual
Total capital to risk-weighted assets	$ 380,690	$ 353,239
Common equity tier 1 capital to risk-weighted assets	295,635	273,178
Tier 1 capital to risk-weighted assets	316,255	273,178
Tier 1 capital to average assets	$ 316,255	$ 273,178
Total capital to risk-weighted assets, ratio	14.32	13.56
Common equity tier 1 capital to risk-weighted assets, ratio	11.12	10.49
Tier 1 capital to risk-weighted assets, ratio	11.90	11.28
Tier 1 capital to average assets, ratio	8.66	8.12
Capital Required For Capital Adequacy [Abstract]
Total capital to risk-weighted assets	$ 265,845	$ 260,457
Common equity tier 1 capital to risk-weighted assets	172,808	169,297
Tier 1 capital to risk-weighted assets	212,608	193,742
Tier 1 capital to average assets	$ 182,595	$ 168,147
Regulatory minimum to be well capitalized, Total capital to risk-weighted assets, ratio	10.00	10.00
Regulatory minimum to be well capitalized, Common equity tier 1 capital to risk-weighted assets, ratio	6.50%	6.50%
Regulatory minimum to be well capitalized, Tier 1 capital to risk-weighted assets, ratio	8.00	8.00
Regulatory minimum to be well capitalized, Tier 1 capital to average assets, ratio	5.00	5.00
Bank
Actual
Total capital to risk-weighted assets	$ 375,435	$ 345,397
Common equity tier 1 capital to risk-weighted assets	351,000	325,956
Tier 1 capital to risk-weighted assets	351,000	325,956
Tier 1 capital to average assets	$ 351,000	$ 325,956
Total capital to risk-weighted assets, ratio	14.14	13.27
Common equity tier 1 capital to risk-weighted assets, ratio	13.22	12.52
Tier 1 capital to risk-weighted assets, ratio	13.22	12.52
Tier 1 capital to average assets, ratio	9.62	9.02
Capital Required For Capital Adequacy [Abstract]
Total capital to risk-weighted assets	$ 265,513	$ 260,284
Common equity tier 1 capital to risk-weighted assets	172,579	169,226
Tier 1 capital to risk-weighted assets	212,405	208,279
Tier 1 capital to average assets	$ 182,432	$ 180,685
Regulatory minimum to be well capitalized, Total capital to risk-weighted assets, ratio	10.00	10.00
Regulatory minimum to be well capitalized, Common equity tier 1 capital to risk-weighted assets, ratio	6.50%	6.50%
Regulatory minimum to be well capitalized, Tier 1 capital to risk-weighted assets, ratio	8.00	8.00
Regulatory minimum to be well capitalized, Tier 1 capital to average assets, ratio	5.00	5.00

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Amount of minimum total risk-based capital required for capital adequacy as defined by regulatory framework.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 505
-Section 50
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826

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