INVESTMENT SECURITIES - Gross Unrealized Losses and Fair Value Aggregated by Investment Category and Length of Time in Continuous Unrealized Loss Position (Details) $ in Thousands	Jun. 30, 2021 USD ($) security	Dec. 31, 2020 USD ($) security
Investment Securities
Less than 12 months Fair Value	$ 54,467	$ 25,212
Less than 12 months Unrealized Loss	(1,548)	(310)
12 months or more Fair Value	1,275	2,235
12 months or more Unrealized Loss	(15)	(26)
Total Fair Value	55,742	27,447
Total Unrealized Loss	$ (1,563)	$ (336)
Number of securities continuous unrealized loss position more than twelve months | security	87	49
Collateralized mortgage obligations
Investment Securities
Less than 12 months Fair Value	$ 4,184	$ 201
Less than 12 months Unrealized Loss	(108)
12 months or more Fair Value	1,048	1,188
12 months or more Unrealized Loss	(9)	(14)
Total Fair Value	5,232	1,389
Total Unrealized Loss	(117)	(14)
Agency mortgage-backed securities
Investment Securities
Less than 12 months Fair Value	6,753
Less than 12 months Unrealized Loss	(182)
12 months or more Fair Value	227	566
12 months or more Unrealized Loss	(6)	(10)
Total Fair Value	6,980	566
Total Unrealized Loss	(188)	(10)
Municipal securities
Investment Securities
Less than 12 months Fair Value	6,717	851
Less than 12 months Unrealized Loss	(116)	(2)
Total Fair Value	6,717	851
Total Unrealized Loss	(116)	(2)
Corporate securities
Investment Securities
Less than 12 months Fair Value	1,496
Less than 12 months Unrealized Loss	(4)
Total Fair Value	1,496
Total Unrealized Loss	(4)
U.S. Government agency securities
Investment Securities
Less than 12 months Fair Value	35,317	24,160
Less than 12 months Unrealized Loss	(1,138)	(308)
12 months or more Fair Value		481
12 months or more Unrealized Loss		(2)
Total Fair Value	35,317	24,641
Total Unrealized Loss	$ (1,138)	$ (310)