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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | $ 2,179,606 | $ 1,282,651 | $ 1,383,269 | $ 1,271,981
Ending balance | 2,412,546 | 1,333,810 | 2,412,546 | 1,333,810
Total |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | (172,810) | (222,190) | (207,039) | (218,803)
Ending balance | (155,311) | (220,326) | (155,311) | (220,326)
Unrealized Gains (Losses) on Debt Securities Available For Sale and Unrealized Gains (Losses) on Cash Flow Hedges |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Unrealized holding gains (losses), net | 14,586 | (791) | 35,808 | (11,704)
Amounts reclassified from AOCI, net and amortization of unrecognized losses on securities transferred to held to maturity | 1,685 | 1,655 | 14,564 | 8,172
Unrealized Gains (Losses) on Debt Securities Available For Sale |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | (137,725) | (177,454) | (165,680) | (176,636)
Unrealized holding gains (losses), net | 11,988 | 1,205 | 28,569 | (4,476)
Amounts reclassified from AOCI, net and amortization of unrecognized losses on securities transferred to held to maturity | (8) | 3 | 11,366 | 4,866
Ending balance | (125,745) | (176,246) | (125,745) | (176,246)
Unrealized Gains (Losses) on Cash Flow Hedges |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | (13,659) | (20,272) | (19,805) | (16,694)
Unrealized holding gains (losses), net | 2,598 | (1,996) | 7,239 | (7,228)
Amounts reclassified from AOCI, net and amortization of unrecognized losses on securities transferred to held to maturity | 1,693 | 1,652 | 3,198 | 3,306
Ending balance | (9,368) | (20,616) | (9,368) | (20,616)
Unrecognized Gains (Losses) on Debt Securities Held to Maturity |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |
Beginning balance | (21,426) | (24,464) | (21,554) | (25,473)
Amounts reclassified from AOCI, net and amortization of unrecognized losses on securities transferred to held to maturity | 1,228 | 1,000 | 1,356 | 2,009
Ending balance | $ (20,198) | $ (23,464) | $ (20,198) | $ (23,464)

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