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DERIVATIVES AND HEDGING ACTIVITIES - Cash Flow Hedges Narrative (Details) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2025 USD ($) DerivativeInstrument | Jun. 30, 2024 DerivativeInstrument | Jun. 30, 2025 USD ($) DerivativeInstrument | Jun. 30, 2024 DerivativeInstrument | Dec. 31, 2024 USD ($)
DERIVATIVES AND HEDGING ACTIVITIES |  |  |  |  |
Interest rate cash flow hedge gain (loss) to be reclassified during next 12 months, net | $ 4,500,000 |  | $ 4,500,000 |  |
Number of derivatives terminated | DerivativeInstrument | 0 | 0 | 0 | 0 |
Collateral received against obligations in net asset position | $ 6,200,000 |  | $ 6,200,000 |  | $ 9,100,000
Designated as Hedging Instrument | Cash Flow Hedging |  |  |  |  |
DERIVATIVES AND HEDGING ACTIVITIES |  |  |  |  |
Clearing house related to the fair value derivatives | 5,200,000 |  | 5,200,000 |  | 856,000
Loan level interest rate swaps with third party counterparties (assets) |  |  |  |  |
DERIVATIVES AND HEDGING ACTIVITIES |  |  |  |  |
Collateral already posted, aggregate fair value | 1,400,000 |  | 1,400,000 |  |
Loan level interest rate swaps with third party counterparties (assets) | Designated as Hedging Instrument |  |  |  |  |
DERIVATIVES AND HEDGING ACTIVITIES |  |  |  |  |
Collateral already posted, aggregate fair value | $ 0 |  | $ 0 |  | $ 0

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