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SECURITIES - Securities Portfolio Presented by Contractual Maturity (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Securities Available for Sale, Amortized Cost [Abstract]
Due in one year or less	$ 29,952
Due after one year through five years	1,000
Five to ten years	16,524
Beyond ten years	46,462
Amortized Cost	94,235		$ 63,292
Securities Available for Sale, Fair Value [Abstract]
Due in one year or less	29,956
Due after one year through five years	1,000
Five to ten years	14,859
Beyond ten years	46,730
Fair value	92,709		61,419
Securities Held to Maturity, Amortized Cost [Abstract]
Amortized Cost	3,973		4,041
Securities Held to Maturity, Fair Value [Abstract]
Fair value	3,751		3,835
Debt Securities, Available-for-Sale and Held-to-Maturity, after Allowance for Credit Loss [Abstract]
Amortized cost	98,208
Fair value	96,460
Proceeds from sales	0	$ 0
U.S. GSE residential mortgage-backed securities
Securities Available for Sale, Amortized Cost [Abstract]
Without single maturity date	297
Amortized Cost	297		309
Securities Available for Sale, Fair Value [Abstract]
Without single maturity date	164
Fair value	164		201
Securities Held to Maturity, Amortized Cost [Abstract]
Without single maturity date	1,427
Securities Held to Maturity, Fair Value [Abstract]
Without single maturity date	1,321
Fair value	1,321		1,384
U.S. GSE commercial mortgage-backed securities
Securities Held to Maturity, Amortized Cost [Abstract]
Without single maturity date	2,546
Securities Held to Maturity, Fair Value [Abstract]
Without single maturity date	2,430
Fair value	$ 2,430		$ 2,451

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