REGULATORY MATTERS - Comparison of the Company's and Bank's Actual Capital Amounts and Ratios to Required Capital Amounts and Ratios (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Total capital to risk-weighted assets:
Actual, Amount	$ 242,311	$ 241,791
Actual, Ratio	12.92%	13.25%
Minimum Required for Capital Adequacy Purposes, Amount	$ 150,082	$ 146,020
Minimum Required for Capital Adequacy Purposes, Ratio	8.00%	8.00%
Minimum Required Under Basel III Fully Phased-In, Amount	$ 196,983	$ 191,651
Minimum Required Under Basel III Fully Phased-In, Ratio	10.50%	10.50%
Tier 1 capital to risk-weighted assets:
Actual, Amount	$ 226,568	$ 227,140
Actual, Ratio	12.08%	12.44%
Minimum Required for Capital Adequacy Purposes, Amount	$ 112,562	$ 109,515
Minimum Required for Capital Adequacy Purposes, Ratio	6.00%	6.00%
Minimum Required Under Basel III Fully Phased-In, Amount	$ 159,462	$ 155,146
Minimum Required Under Basel III Fully Phased-In, Ratio	8.50%	8.50%
Tier 1 capital to average assets:
Actual, Amount	$ 226,568	$ 227,140
Actual, Ratio	9.94%	10.16%
Minimum Required for Capital Adequacy Purposes, Amount	$ 91,196	$ 89,422
Minimum Required for Capital Adequacy Purposes, Ratio	4.00%	4.00%
Minimum Required Under Basel III Fully Phased-In, Amount	$ 91,196	$ 89,422
Minimum Required Under Basel III Fully Phased-In, Ratio	4.00%	4.00%
Common equity tier 1 capital to risk-weighted assets:
Actual, Amount	$ 216,258	$ 216,830
Actual, Ratio	11.53%	11.88%
Minimum Required for Capital Adequacy Purposes, Amount	$ 84,421	$ 82,136
Minimum Required for Capital Adequacy Purposes, Ratio	4.50%	4.50%
Minimum Required Under Basel III Fully Phased-In, Amount	$ 131,322	$ 127,768
Minimum Required Under Basel III Fully Phased-In, Ratio	7.00%	7.00%
Bank
Total capital to risk-weighted assets:
Actual, Amount	$ 245,026	$ 242,142
Actual, Ratio	13.06%	13.27%
Minimum Required for Capital Adequacy Purposes, Amount	$ 150,088	$ 146,015
Minimum Required for Capital Adequacy Purposes, Ratio	8.00%	8.00%
Minimum Required Under Basel III Fully Phased-In, Amount	$ 196,990	$ 191,645
Minimum Required Under Basel III Fully Phased-In, Ratio	10.50%	10.50%
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 187,610	$ 182,519
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	10.00%	10.00%
Tier 1 capital to risk-weighted assets:
Actual, Amount	$ 229,283	$ 227,491
Actual, Ratio	12.22%	12.46%
Minimum Required for Capital Adequacy Purposes, Amount	$ 112,566	$ 109,511
Minimum Required for Capital Adequacy Purposes, Ratio	6.00%	6.00%
Minimum Required Under Basel III Fully Phased-In, Amount	$ 159,468	$ 155,141
Minimum Required Under Basel III Fully Phased-In, Ratio	8.50%	8.50%
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 150,088	$ 146,015
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	8.00%	8.00%
Tier 1 capital to average assets:
Actual, Amount	$ 229,283	$ 227,491
Actual, Ratio	10.06%	10.18%
Minimum Required for Capital Adequacy Purposes, Amount	$ 91,211	$ 89,414
Minimum Required for Capital Adequacy Purposes, Ratio	4.00%	4.00%
Minimum Required Under Basel III Fully Phased-In, Amount	$ 91,211	$ 89,414
Minimum Required Under Basel III Fully Phased-In, Ratio	4.00%	4.00%
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 114,014	$ 111,768
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	5.00%	5.00%
Common equity tier 1 capital to risk-weighted assets:
Actual, Amount	$ 229,283	$ 227,491
Actual, Ratio	12.22%	12.46%
Minimum Required for Capital Adequacy Purposes, Amount	$ 84,424	$ 82,134
Minimum Required for Capital Adequacy Purposes, Ratio	4.50%	4.50%
Minimum Required Under Basel III Fully Phased-In, Amount	$ 131,327	$ 127,763
Minimum Required Under Basel III Fully Phased-In, Ratio	7.00%	7.00%
To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 121,946	$ 118,637
To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	6.50%	6.50%