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INVESTMENT SECURITIES - Narrative (Details)	9 Months Ended
	Sep. 30, 2025 USD ($) security	Jun. 30, 2025 USD ($)	Dec. 31, 2024 USD ($)	Sep. 30, 2024 USD ($)	Jun. 30, 2024 USD ($)	Dec. 31, 2023 USD ($)
Debt Securities, Available-for-sale [Line Items]
Number of securities in unrealized loss position | security	43
Allowance for credit loss	$ 74,000	$ 66,000	$ 69,000	$ 66,000	$ 68,000	$ 69,000
Unrealized losses	15,927,000		39,038,000
Expected credit losses	0
Debt securities, held-to-maturity, allowance for credit loss	$ 0		0
Debt Securities
Debt Securities, Available-for-sale [Line Items]
Number of securities in portfolio | security	416
Number of securities in unrealized loss position | security	319
Number of securities in portfolio | security	58
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises
Debt Securities, Available-for-sale [Line Items]
Number of securities in unrealized loss position | security	272
Number of securities in unrealized loss position | security	35
SBA pool securities
Debt Securities, Available-for-sale [Line Items]
Number of securities in unrealized loss position | security	26
Allowance for credit loss	$ 0		0
Unrealized losses	$ 691,000		1,554,000
State, county and municipal securities
Debt Securities, Available-for-sale [Line Items]
Number of securities in unrealized loss position | security	14
Number of securities in unrealized loss position | security	8
Allowance for credit loss	$ 0		0
Unrealized losses	$ 541,000		1,070,000
Corporate debt securities
Debt Securities, Available-for-sale [Line Items]
Number of securities in unrealized loss position | security	5
Allowance for credit loss	$ 74,000		69,000
Unrealized losses	$ 465,000		594,000
U.S. Treasuries
Debt Securities, Available-for-sale [Line Items]
Number of securities in unrealized loss position | security	2
Allowance for credit loss	$ 0		0
Unrealized losses	562,000		5,065,000
Collateral Pledged
Debt Securities, Available-for-sale [Line Items]
Pledged securities, carrying value	$ 484,300,000		$ 449,200,000

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