GOODWILL AND INTANGIBLE ASSETS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Goodwill [Roll Forward]
Beginning of year	$ 21,824	$ 21,824
Acquired goodwill	0	0
End of year	21,824	21,824	$ 21,824
Balance Acquired	11,608	11,608
Accumulated Amortization	10,257	9,523
Aggregate amortization expense	734	860	$ 986
Remaining estimated aggregate amortization expense [Abstract]
2019	609
2020	484
2021	258
Total	1,351
Core deposit intangibles
Goodwill [Roll Forward]
Balance Acquired	5,975	5,975
Accumulated Amortization	5,576	5,196
Other customer relationship intangibles
Goodwill [Roll Forward]
Balance Acquired	5,633	5,633
Accumulated Amortization	$ 4,681	$ 4,327