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DEBT SECURITIES - Gross unrealized losses aggregated by category (Details)	3 Months Ended
	Mar. 31, 2025 USD ($) security	Dec. 31, 2024 USD ($)
Marketable Securities [Line Items]
Securities available for sale, gross unrealized losses, less than twelve months		$ 31,000
Securities available for sale, gross unrealized losses, twelve months and over	$ 59,092,000	65,233,000
Securities available for sale, fair value, less than twelve months		9,346,000
Securities available for sale, fair value, twelve months and over	246,081,000	244,202,000
Securities held to maturity, gross unrealized losses, less than twelve months	7,000	114,000
Securities held to maturity, gross unrealized losses, twelve months and over	137,000	228,000
Securities held to maturity, fair value, less than twelve months	4,204,000	4,512,000
Securities held to maturity, fair value, twelve months and over	$ 14,863,000	14,772,000
Number of debt securities | security	112
Number of debt securities in unrealized loss position | security	101
Allowance for credit loss	$ 0
U.S. government and government-sponsored enterprise obligations
Marketable Securities [Line Items]
Securities available for sale, gross unrealized losses, twelve months and over	5,454,000	6,480,000
Securities available for sale, fair value, twelve months and over	36,689,000	35,663,000
Securities held to maturity, gross unrealized losses, twelve months and over	137,000	228,000
Securities held to maturity, fair value, twelve months and over	14,863,000	14,772,000
U.S. government agency and government-sponsored residential mortgage-backed securities
Marketable Securities [Line Items]
Securities available for sale, gross unrealized losses, less than twelve months	0	31,000
Securities available for sale, gross unrealized losses, twelve months and over	53,449,000	58,538,000
Securities available for sale, fair value, less than twelve months	0	9,346,000
Securities available for sale, fair value, twelve months and over	207,424,000	206,308,000
SBA asset-backed securities
Marketable Securities [Line Items]
Securities available for sale, gross unrealized losses, twelve months and over	38,000	64,000
Securities available for sale, fair value, twelve months and over	1,119,000	1,382,000
Securities held to maturity, gross unrealized losses, less than twelve months	7,000	114,000
Securities held to maturity, fair value, less than twelve months	4,204,000	4,512,000
Corporate bonds
Marketable Securities [Line Items]
Securities available for sale, gross unrealized losses, twelve months and over	151,000	151,000
Securities available for sale, fair value, twelve months and over	$ 849,000	$ 849,000

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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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