INCOME TAXES - Schedule of Income Tax Rates (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Tax Expense (Benefit), Continuing Operations, Income Tax Reconciliation [Abstract]
Computed statutory federal income tax provision	$ 55,056	$ 51,897	$ 66,178
State and local income tax, net of federal income tax benefit	10,420	12,143	17,992
Low income housing tax credits	(3,594)	(4,496)	(3,740)
Other	27	0	76
Tax-exempt interest, net of disallowance	(3,716)	(3,653)	(3,508)
Other	(1,716)	(1,629)	(2,260)
Changes in unrecognized tax benefits	(942)	(1,215)	(655)
Other adjustments	1,567	1,999	1,701
Income tax benefit	$ 57,048	$ 55,046	$ 75,632
Tax Jurisdiction of Domicile [Extensible Enumeration]	UNITED STATES	UNITED STATES	UNITED STATES
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]
Computed statutory federal income tax provision	21.00%	21.00%	21.00%
State and local income tax, net of federal income tax benefit	3.97%	4.91%	5.71%
Low income housing tax credits	(1.37%)	(1.82%)	(1.19%)
Other	0.01%	0.00%	0.02%
Tax-exempt interest, net of disallowance	(1.42%)	(1.48%)	(1.11%)
Other	(0.65%)	(0.66%)	(0.72%)
Changes in unrecognized tax benefits	(0.36%)	(0.49%)	(0.21%)
Other adjustments	0.60%	0.81%	0.54%
Effective income tax rate	21.76%	22.27%	24.00%