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DERIVATIVE FINANCIAL INSTRUMENTS - Schedule of Interest Rate Swaps Not Designated as Hedges (Details) - Not Designated as Hedging Instrument - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
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Interest Rate Swap |  |
Derivative assets not designated as hedging instruments |  |
Notional Amount | $ 1,008,584 | $ 719,236
Fair Value | 30,166 | 30,319
Derivative liabilities not designated as hedging instruments |  |
Notional Amount | 1,008,584 | 719,236
Fair Value | 30,166 | 30,319
Interest rate swaps: receive-fixed, pay-floating |  |
Derivative assets not designated as hedging instruments |  |
Notional Amount | 521,477 | 156,539
Fair Value | 10,746 | 1,465
Derivative liabilities not designated as hedging instruments |  |
Notional Amount | 487,107 | 562,697
Fair Value | 19,420 | 28,854
Interest rate swaps: receive-floating, pay-fixed |  |
Derivative assets not designated as hedging instruments |  |
Notional Amount | 487,107 | 562,697
Fair Value | 19,420 | 28,854
Derivative liabilities not designated as hedging instruments |  |
Notional Amount | 521,477 | 156,539
Fair Value | $ 10,746 | $ 1,465

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