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DERIVATIVES AND HEDGING ACTIVITIES - Summary of interest-rate swaps designated as cash flow hedges (Details) - Interest Rate Swap - Cash Flow Hedging - Designated as Hedging Instrument - USD ($)	6 Months Ended	12 Months Ended
	Jun. 30, 2023	Dec. 31, 2022
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amounts	$ 209,000,000	$ 109,000,000
Weighted average pay rates	2.53%	1.46%
Weighted average receive rates	5.25%	4.61%
Weighted average maturity (in years)	3 years 9 months 18 days	4 years 2 months 12 days
Unrealized gains, net	$ 12,450,000	$ 11,091,000
Other Assets
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Unrealized gains, net	12,527,000	11,091,000
Other Liabilities
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Unrealized gains, net	$ 77,000	$ 0

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Nominal or face amount used to calculate payment on derivative.

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