LOANS AND THE ALLOWANCE FOR LOAN LOSSES - Summary of loans (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 924,356	$ 892,795
Deferred costs, net	2,230	1,171
Allowance for loan losses	(7,675)	(7,451)
Net loans	918,911	886,515
Cash, Securities and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	146,622	114,165
Construction and Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	42,059	31,897
1-4 Family Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	366,238	350,852
Non-Owner Occupied CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	138,753	173,741
Owner Occupied CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	119,497	108,480
Commercial and Industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 111,187	$ 113,660