PARENT COMPANY ONLY FINANCIAL INFORMATION - Statements of Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Dividends from subsidiaries:
Other income	$ 20,462	$ 14,001	$ 9,248
Total operating income	719,584	462,293	441,835
Expense
Salaries, wages, and employee benefits	289,063	175,619	162,597
Interest expense	324,251	201,070	159,922
Income tax benefit	(51,378)	(39,613)	(31,339)
Equity in undistributed (in excess of) net income of subsidiaries
Net income	135,262	113,691	122,565
Parent Company
Dividends from subsidiaries:
Bank	160,000	100,000	90,000
Non-bank	0	0	900
Income from dissolution of non-bank subsidiary	0	0	733
Interest income	3,155	2,325	2,956
Gains (losses) recognized on equity securities, net	4,467	931	(2,171)
Other income	23,380	14,641	14,130
Total operating income	191,002	117,897	106,548
Expense
Salaries, wages, and employee benefits	42,963	21,129	17,766
Interest expense	14,193	17,944	19,005
Operating expense	18,094	11,238	8,009
Total expense	75,250	50,311	44,780
Income (loss) before income tax benefit and equity in undistributed (in excess of) net income of subsidiaries	115,752	67,586	61,768
Income tax benefit	6,748	7,480	7,310
Income (loss) before equity in undistributed (in excess of) net income of subsidiaries	122,500	75,066	69,078
Equity in undistributed (in excess of) net income of subsidiaries
Bank	12,762	38,625	53,487
Net income	$ 135,262	$ 113,691	$ 122,565