INVESTMENT SECURITIES - Amortized cost and fair value of securities held-to-maturity (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024	Dec. 31, 2023
Debt Securities, Held-to-Maturity, Maturity [Abstract]
Amortized Cost	$ 73,846	$ 75,795
Gross Unrecognized Gains	57	5
Gross Unrecognized Losses	(6,424)	(7,639)
Fair Value	67,479	68,161
Allowance for Credit Losses	(71)	(71)
U.S. Treasury debt
Debt Securities, Held-to-Maturity, Maturity [Abstract]
Amortized Cost	246	246
Gross Unrecognized Gains	0	0
Gross Unrecognized Losses	(2)	(4)
Fair Value	244	242
Allowance for Credit Losses	0	0
Corporate bonds
Debt Securities, Held-to-Maturity, Maturity [Abstract]
Amortized Cost	23,578	23,578
Gross Unrecognized Gains	27	0
Gross Unrecognized Losses	(2,333)	(2,801)
Fair Value	21,272	20,777
Allowance for Credit Losses	(71)	(71)	$ (71)	$ (71)
GNMA MBS – residential
Debt Securities, Held-to-Maturity, Maturity [Abstract]
Amortized Cost	29,796	31,361
Gross Unrecognized Gains	3	0
Gross Unrecognized Losses	(2,949)	(3,383)
Fair Value	26,850	27,978
Allowance for Credit Losses	0	0
FNMA MBS – residential
Debt Securities, Held-to-Maturity, Maturity [Abstract]
Amortized Cost	11,822	12,011
Gross Unrecognized Gains	22	0
Gross Unrecognized Losses	(530)	(689)
Fair Value	11,314	11,322
Allowance for Credit Losses	0	0
Government CMO and MBS – commercial
Debt Securities, Held-to-Maturity, Maturity [Abstract]
Amortized Cost	4,905	5,075
Gross Unrecognized Gains	5	5
Gross Unrecognized Losses	(405)	(483)
Fair Value	4,505	4,597
Allowance for Credit Losses	0	0
Corporate CMO and MBS
Debt Securities, Held-to-Maturity, Maturity [Abstract]
Amortized Cost	3,499	3,524
Gross Unrecognized Gains	0	0
Gross Unrecognized Losses	(205)	(279)
Fair Value	3,294	3,245
Allowance for Credit Losses	$ 0	$ 0	$ 0	$ 0