INVESTMENT SECURITIES - Gross Unrealized Losses and Fair Value Aggregated by Investment Category and Length of Time in Continuous Unrealized Loss Position (Details)	Mar. 31, 2023 USD ($) security	Dec. 31, 2022 USD ($) security
Investment Securities
Less than 12 months Fair Value	$ 33,653,000	$ 67,109,000
Less than 12 months Unrealized Loss	(798,000)	(7,794,000)
12 months or more Fair Value	107,737,000	75,424,000
12 months or more Unrealized Loss	(25,771,000)	(21,534,000)
Total Fair Value	141,390,000	142,533,000
Total Unrealized Loss	$ (26,569,000)	$ (29,328,000)
Number of securities continuous unrealized loss position more than twelve months | security	256	256
Collateralized mortgage obligations
Investment Securities
Less than 12 months Fair Value	$ 5,010,000	$ 8,315,000
Less than 12 months Unrealized Loss	(84,000)	(364,000)
12 months or more Fair Value	9,114,000	6,127,000
12 months or more Unrealized Loss	(2,133,000)	(1,984,000)
Total Fair Value	14,124,000	14,442,000
Total Unrealized Loss	(2,217,000)	(2,348,000)
Agency mortgage-backed securities
Investment Securities
Less than 12 months Fair Value	11,707,000	20,029,000
Less than 12 months Unrealized Loss	(369,000)	(1,308,000)
12 months or more Fair Value	39,385,000	31,865,000
12 months or more Unrealized Loss	(5,709,000)	(5,600,000)
Total Fair Value	51,092,000	51,894,000
Total Unrealized Loss	(6,078,000)	(6,908,000)
Municipal securities
Investment Securities
Less than 12 months Fair Value	3,968,000	18,456,000
Less than 12 months Unrealized Loss	(35,000)	(5,438,000)
12 months or more Fair Value	26,882,000	13,340,000
12 months or more Unrealized Loss	(9,606,000)	(5,358,000)
Total Fair Value	30,850,000	31,796,000
Total Unrealized Loss	(9,641,000)	(10,796,000)
Corporate securities
Investment Securities
12 months or more Fair Value	1,315,000	1,325,000
12 months or more Unrealized Loss	(185,000)	(175,000)
Total Fair Value	1,315,000	1,325,000
Total Unrealized Loss	(185,000)	(175,000)
U.S. Government agency securities
Investment Securities
Less than 12 months Fair Value	12,968,000	13,526,000
Less than 12 months Unrealized Loss	(310,000)	(474,000)
12 months or more Fair Value	24,211,000	22,767,000
12 months or more Unrealized Loss	(7,973,000)	(8,417,000)
Total Fair Value	37,179,000	36,293,000
Total Unrealized Loss	(8,283,000)	(8,891,000)
U.S. Treasury securities
Investment Securities
Less than 12 months Fair Value		6,783,000
Less than 12 months Unrealized Loss		(210,000)
12 months or more Fair Value	6,830,000
12 months or more Unrealized Loss	(165,000)
Total Fair Value	6,830,000	6,783,000
Total Unrealized Loss	$ (165,000)	$ (210,000)