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REVENUE FROM CONTRACTS WITH CUSTOMERS (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Disaggregation of Revenue [Line Items]
Noninterest income	$ 12,417	$ 12,292	$ 35,666	$ 35,779
Noninterest income (loss) not subject to ASC 606	97,361	4,612	108,718	(193,434)
Total noninterest income (loss)	109,778	16,904	144,384	(157,655)
Service charges on deposit accounts
Disaggregation of Revenue [Line Items]
Noninterest income	5,875	6,007	16,861	17,854
Trust fees and commissions
Disaggregation of Revenue [Line Items]
Noninterest income	3,117	3,176	9,452	8,841
ATM network fee income
Disaggregation of Revenue [Line Items]
Noninterest income	$ 3,425	$ 3,109	$ 9,353	$ 9,084

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