PREMISES AND EQUIPMENT (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	$ 38,403	$ 37,074
Less: accumulated depreciation	(14,588)	(12,850)
Premises and equipment, net	23,815	24,224
Rent expense, net of rental income	1,082	1,043	$ 904
Operating Leases [Abstract]
2018	1,073
2019	1,046
2020	1,008
2021	1,002
2022	977
Thereafter	983
Total operating lease commitments	6,089
Land and Improvements [Member]
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	5,642	5,713
Buildings and Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	21,539	21,577
Furniture and Equipment [Member]
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	10,651	9,770
Assets Purchased not yet Placed in Service [Member]
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	$ 571	$ 14