INVESTMENT SECURITIES (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2020 USD ($) security	Dec. 31, 2019 USD ($) security
SECURITIES AVAILABLE FOR SALE
Decrease in fair value of marketable securities.	$ 6,762
Total amortized cost	114,543	$ 106,674
Estimated Fair Value	114,734	107,972
Securities with gross unrealized losses aggregated by investment category and length of time the individual securities have been in a loss position
Gross Unrealized Loss, Less Than Twelve Months	(1,345)	(10)
Fair Value, Less Than Twelve Months	39,995	9,468
Gross Unrealized Loss, Over Twelve Months	(2)	(21)
Fair Value, Over Twelve Months	$ 39	$ 1,848
Number of securities in an unrealized loss position | security	72	26
Available-for-sale Securities
SECURITIES AVAILABLE FOR SALE
Total amortized cost	$ 114,543	$ 106,674
Gross Unrealized Gains	1,538	1,329
Gross Unrealized Losses	(1,347)	(31)
Estimated Fair Value	114,734	107,972
Corporate
SECURITIES AVAILABLE FOR SALE
Total amortized cost	20,265	20,779
Gross Unrealized Gains	78	160
Gross Unrealized Losses	(319)	(1)
Estimated Fair Value	20,024	20,938
Securities with gross unrealized losses aggregated by investment category and length of time the individual securities have been in a loss position
Gross Unrealized Loss, Less Than Twelve Months	(319)	(1)
Fair Value, Less Than Twelve Months	$ 14,504	$ 2,502
Number of securities in an unrealized loss position | security	6	1
US Agencies
SECURITIES AVAILABLE FOR SALE
Total amortized cost	$ 9,457	$ 14,450
Gross Unrealized Gains	154	47
Gross Unrealized Losses		(1)
Estimated Fair Value	9,611	14,496
Securities with gross unrealized losses aggregated by investment category and length of time the individual securities have been in a loss position
Gross Unrealized Loss, Over Twelve Months		(1)
Fair Value, Over Twelve Months		$ 500
Number of securities in an unrealized loss position | security		1
US Agencies - MBS
SECURITIES AVAILABLE FOR SALE
Total amortized cost	36,743	$ 34,063
Gross Unrealized Gains	788	492
Gross Unrealized Losses	(816)	(29)
Estimated Fair Value	36,715	34,526
Securities with gross unrealized losses aggregated by investment category and length of time the individual securities have been in a loss position
Gross Unrealized Loss, Less Than Twelve Months	(814)	(9)
Fair Value, Less Than Twelve Months	16,017	6,966
Gross Unrealized Loss, Over Twelve Months	(2)	(19)
Fair Value, Over Twelve Months	$ 39	$ 1,233
Number of securities in an unrealized loss position | security	20	23
Obligations of states and political subdivisions
SECURITIES AVAILABLE FOR SALE
Total amortized cost	$ 48,078	$ 37,382
Gross Unrealized Gains	518	630
Gross Unrealized Losses	(212)
Estimated Fair Value	48,384	38,012
Securities with gross unrealized losses aggregated by investment category and length of time the individual securities have been in a loss position
Gross Unrealized Loss, Less Than Twelve Months	(212)
Fair Value, Less Than Twelve Months	$ 9,474
Gross Unrealized Loss, Over Twelve Months		(1)
Fair Value, Over Twelve Months		$ 115
Number of securities in an unrealized loss position | security	46	1