INCOME TAXES - Reconcilements Between Statutory Federal Income Tax Rate And Effective Tax Rate (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Tax Disclosure [Abstract]
Income tax expense at federal statutory rate	$ 10,282	$ 34,469	$ 46,696
Increase/ (decrease) resulting from:
Tax exempt income, net	(159)	(919)	(1,909)
Bank-owned life insurance	(1,472)	(802)	(662)
State income taxes, net of federal income tax benefits	5,724	7,707	11,339
Goodwill impairment	11,422	0	0
Nondeductible merger and acquisition expense	756	0	0
Nondeductible executive compensation	1,076	112	531
Other, net	1,397	724	64
Total income tax expense	$ 29,026	$ 41,291	$ 56,059
Income tax expense at federal statutory rate	21.00%	21.00%	21.00%
Increase/ (decrease) resulting from:
Tax exempt income, net	(0.30%)	(0.60%)	(0.90%)
Bank-owned life insurance	(3.00%)	(0.50%)	(0.30%)
State income taxes, net of federal income tax benefits	11.70%	4.70%	5.10%
Effective Income Tax Rate Reconciliation, Nondeductible Merger And Acquisition Expense, Percent	1.50%	0.00%	0.00%
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Percent	23.30%	0.00%	0.00%
Effective Income Tax Rate Reconciliation, Nondeductible Executive Compensation Percent	2.20%	0.10%	0.20%
Other, net	2.90%	0.50%	0.10%
Total income tax expense and rate	59.30%	25.20%	25.20%