SECURITIES AVAILABLE FOR SALE - Gains and Losses from AFS Securities (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
SECURITIES AVAILABLE FOR SALE
Gross gains on sales of available for sale securities	$ 50	$ 1,362	$ 50	$ 1,508
Gross losses on sales of available for sale securities		(11)		(22)
Net gains on sale of available for sale securities	$ 50	$ 1,351	$ 50	$ 1,486