PREMISES AND EQUIPMENT (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Premises and Equipment
Total cost basis	$ 41,668	$ 32,649
Less - accumulated depreciation	18,885	16,359
Net book value	22,783	16,290
Depreciation charged to operating expenses	2,432	1,978
Land
Premises and Equipment
Total cost basis	4,417	2,998
Buildings and improvements
Premises and Equipment
Total cost basis	23,283	18,473
Furniture Fixtures And Equipment
Premises and Equipment
Total cost basis	13,428	$ 11,178
Construction in progress
Premises and Equipment
Total cost basis	$ 540