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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 2,412,546	$ 1,333,810	$ 1,383,269	$ 1,271,981
Ending balance	2,448,835	1,402,884	2,448,835	1,402,884
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(155,311)	(220,326)	(207,039)	(218,803)
Ending balance	(136,801)	(170,913)	(136,801)	(170,913)
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	15,963	46,725	51,771	35,021
Amounts reclassified from AOCI, net and amortization of unrecognized losses on securities transferred to held to maturity	1,722	1,698	16,286	9,870
Unrealized Gains (Losses) on Debt Securities Available For Sale
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(125,745)	(176,246)	(165,680)	(176,636)
Unrealized holding gains (losses), net	16,326	39,286	44,895	34,810
Amounts reclassified from AOCI, net and amortization of unrecognized losses on securities transferred to held to maturity	1	8	11,367	4,874
Ending balance	(109,418)	(136,952)	(109,418)	(136,952)
Unrealized Gains (Losses) on Cash Flow Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(9,368)	(20,616)	(19,805)	(16,694)
Unrealized holding gains (losses), net	(363)	7,439	6,876	211
Amounts reclassified from AOCI, net and amortization of unrecognized losses on securities transferred to held to maturity	1,721	1,690	4,919	4,996
Ending balance	(8,010)	(11,487)	(8,010)	(11,487)
Unrecognized Gains (Losses) on Debt Securities Held to Maturity
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(20,198)	(23,464)	(21,554)	(25,473)
Amounts reclassified from AOCI, net and amortization of unrecognized losses on securities transferred to held to maturity	825	990	2,181	2,999
Ending balance	$ (19,373)	$ (22,474)	$ (19,373)	$ (22,474)

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Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent.

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Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest.

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