GOODWILL AND INTANGIBLE ASSETS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
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	10,866	10,257
Aggregate amortization expense	609	734	$ 860
Remaining estimated aggregate amortization expense [Abstract]
2020	484
2021	258
Total	742
Core deposit intangibles
Goodwill [Roll Forward]
Balance Acquired	5,975	5,975
Accumulated Amortization	5,832	5,576
Other customer relationship intangibles
Goodwill [Roll Forward]
Balance Acquired	5,633	5,633
Accumulated Amortization	$ 5,034	$ 4,681