SEGMENT REPORTING (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($) segment	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)
Segment Reporting Information [Line Items]
Number of primary business segment | segment	2
Reportable segments and reconciliation to consolidated results [Abstract]
Interest and dividend income	$ 66,932	$ 64,553	$ 60,055
Interest expense	6,321	4,073	3,068
Net interest income	60,611	60,480	56,987
Provision for loan losses	5,945	3,153	9,022
Net interest income after provision for loan losses	54,666	57,327	47,965
Non-interest income	20,073	23,074	20,491
Non-interest expenses	55,696	56,766	53,764
Income before income tax expense	19,043	23,635	14,692
Income tax benefit	3,434	4,009	7,262
Net income	15,609	19,626	7,430
Segment assets	1,787,827	1,755,343	1,707,620
Core Banking
Reportable segments and reconciliation to consolidated results [Abstract]
Non-interest income	10,356	13,596	11,226
Operating Segments | Core Banking
Reportable segments and reconciliation to consolidated results [Abstract]
Interest and dividend income	66,868	64,511	60,031
Interest expense	6,321	4,073	3,068
Net interest income	60,547	60,438	56,963
Provision for loan losses	5,945	3,153	9,022
Net interest income after provision for loan losses	54,602	57,285	47,941
Non-interest income	10,356	13,597	11,225
Non-interest expenses	48,213	49,650	46,931
Income before income tax expense	16,745	21,232	12,235
Income tax benefit	2,778	3,329	6,283
Net income	13,967	17,903	5,952
Segment assets	1,780,401	1,747,208	1,700,196
Operating Segments | WMG
Reportable segments and reconciliation to consolidated results [Abstract]
Interest and dividend income	0	0	0
Interest expense	0	0	0
Net interest income	0	0	0
Provision for loan losses	0	0	0
Net interest income after provision for loan losses	0	0	0
Non-interest income	9,503	9,317	8,804
Non-interest expenses	6,326	5,997	5,664
Income before income tax expense	3,177	3,320	3,140
Income tax benefit	810	847	1,191
Net income	2,367	2,473	1,949
Segment assets	3,345	3,606	4,061
Intersegment Eliminations
Reportable segments and reconciliation to consolidated results [Abstract]
Interest and dividend income	64	42	24
Interest expense	0	0	0
Net interest income	64	42	24
Provision for loan losses	0	0	0
Net interest income after provision for loan losses	64	42	24
Non-interest income	214	160	462
Non-interest expenses	1,157	1,119	1,169
Income before income tax expense	(879)	(917)	(683)
Income tax benefit	(154)	(167)	(212)
Net income	(725)	(750)	(471)
Segment assets	$ 4,082	$ 4,529	$ 3,363