INVESTMENT SECURITIES - Securities with unrealized losses (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Less than 12 Months
Fair Value	$ 48	$ 58,574
Unrecognized Losses		(4,543)
12 Months or Longer
Fair Value	65,865	15,339
Unrecognized Losses	(9,133)	(1,808)
Total
Fair Value	65,913	73,913
Unrecognized Losses	(9,133)	(6,351)
U.S. Treasury debt
Less than 12 Months
Fair Value	0	0
Unrecognized Losses	0	0
12 Months or Longer
Fair Value	239	234
Unrecognized Losses	(11)	(9)
Total
Fair Value	239	234
Unrecognized Losses	(11)	(9)
Corporate bonds
Less than 12 Months
Fair Value	0	20,911
Unrecognized Losses	0	(2,436)
12 Months or Longer
Fair Value	20,395	455
Unrecognized Losses	(3,334)	(17)
Total
Fair Value	20,395	21,366
Unrecognized Losses	(3,334)	(2,453)
GNMA mortgage-backed securities – residential
Less than 12 Months
Fair Value	0	22,371
Unrecognized Losses	0	(1,051)
12 Months or Longer
Fair Value	31,351	14,255
Unrecognized Losses	(4,152)	(1,749)
Total
Fair Value	31,351	36,626
Unrecognized Losses	(4,152)	(2,800)
FNMA mortgage-backed securities – residential
Less than 12 Months
Fair Value	0	6,202
Unrecognized Losses	0	(506)
12 Months or Longer
Fair Value	5,449	0
Unrecognized Losses	(730)	0
Total
Fair Value	5,449	6,202
Unrecognized Losses	(730)	(506)
Government CMO and MBS - commercial
Less than 12 Months
Fair Value	48	5,591
Unrecognized Losses		(403)
12 Months or Longer
Fair Value	4,884	0
Unrecognized Losses	(558)	0
Total
Fair Value	4,932	5,591
Unrecognized Losses	(558)	(403)
Corporate CMO and MBS
Less than 12 Months
Fair Value	0	3,499
Unrecognized Losses	0	(147)
12 Months or Longer
Fair Value	3,547	395
Unrecognized Losses	(348)	(33)
Total
Fair Value	3,547	3,894
Unrecognized Losses	$ (348)	$ (180)

Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months Or Longer

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Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months

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Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity).

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Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity), in continuous loss position for 12 months or longer.

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Fair value of investment in debt security measured at amortized cost (held-to-maturity), in unrealized loss position.

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Fair value of investment in debt security measured at amortized cost (held-to-maturity), in continuous unrealized loss position for 12 months or longer.

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