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DEBT SECURITIES - Summary of securities available for sale and held to maturity (Details) - USD ($)	Mar. 31, 2025	Dec. 31, 2024
Securities
Accrued interest receivable	$ 852,000	$ 958,000
Securities available for sale
Amortized Cost	324,492,000	329,112,000
Gross Unrealized Gains	244,000	56,000
Gross Unrealized Losses	59,092,000	65,264,000
Allowance for Credit Loss	0
Fair Value	265,644,000	263,904,000
Securities held to maturity
Amortized Cost	19,211,000	19,627,000
Gross Unrealized Losses	144,000	342,000
Fair Value	19,067,000	19,285,000
Asset Pledged as Collateral
Securities held to maturity
Amortized Cost	14,900,000
Asset Pledged as Collateral | Federal Funds Purchased
Securities available for sale
Fair Value	262,600,000
U.S. government and government-sponsored enterprise obligations
Securities available for sale
Amortized Cost	42,143,000	42,143,000
Gross Unrealized Losses	5,454,000	6,480,000
Fair Value	36,689,000	35,663,000
Securities held to maturity
Amortized Cost	15,000,000	15,000,000
Gross Unrealized Losses	137,000	228,000
Fair Value	14,863,000	14,772,000
U.S. government agency and government-sponsored residential mortgage-backed securities
Securities available for sale
Amortized Cost	279,192,000	283,523,000
Gross Unrealized Gains	214,000	43,000
Gross Unrealized Losses	53,449,000	58,569,000
Fair Value	225,957,000	224,997,000
SBA asset-backed securities
Securities available for sale
Amortized Cost	1,157,000	1,446,000
Gross Unrealized Losses	38,000	64,000
Fair Value	1,119,000	1,382,000
Securities held to maturity
Amortized Cost	4,211,000	4,627,000
Gross Unrealized Losses	7,000	114,000
Fair Value	4,204,000	4,513,000
Corporate bonds
Securities available for sale
Amortized Cost	2,000,000	2,000,000
Gross Unrealized Gains	30,000	13,000
Gross Unrealized Losses	151,000	151,000
Fair Value	$ 1,879,000	$ 1,862,000

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