LOANS AND THE ALLOWANCE FOR LOAN LOSSES - Summary of loans (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 1,042,478	$ 996,559
Deferred costs, net	1,473	1,448
Allowance for loan losses	(8,242)	(7,875)
Net loans	1,035,709	990,132
Cash, Securities and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	147,157	146,701
Construction and Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	25,461	28,120
1-4 Family Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	412,306	400,134
Non-Owner Occupied CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	192,350	165,179
Owner Occupied CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	121,138	127,968
Commercial and Industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 144,066	$ 128,457