SECURITIES AVAILABLE FOR SALE - BY CONTRACTUAL MATURITY (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Summary of the proceeds from sales and calls of securities available for sale, as well as gross gains and losses
Proceeds from sales and calls	$ 11,651	$ 19,719	$ 25,628
Gross gains on sales and calls	253	190	$ 455
Gross (losses) on sales and calls	(22)	(40)
Amortized Cost
Due in one year or less	8,908
Due after one year through five years	37,544
Due after five years through ten years	13,780
Due after ten years	2,925
Subtotal	63,157
US Agencies - MBS	12,830
Total amortized cost	75,987
Estimated Fair Value
Due in one year or less	9,262
Due after one year through five years	40,665
Due after five years through ten years	10,984
Due after ten years	2,270
Subtotal	63,181
US Agencies - MBS	12,716
Estimated Fair Value	75,897	$ 86,273
FHLB
Estimated Fair Value
Securities held as collateral	2,124
Customer Relationship
Estimated Fair Value
Securities held as collateral	$ 2,460