Consolidated Statements of Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Interest income
Loans	$ 1,128,013	$ 806,296	$ 716,456
Securities
Taxable	90,054	37,383	44,482
Tax-exempt	10,920	4,541	6,006
Other	33,272	39,557	30,375
Total interest income	1,262,259	887,777	797,319
Interest expense
Deposits	412,553	346,592	232,331
Borrowings	45,737	28,989	45,661
Total interest expense	458,290	375,581	277,992
Net interest income	803,969	512,196	519,327
Provision for credit losses on loans	92,573	11,248	18,793
Provision for (reversal of) credit losses on unfunded commitments	14,884	(1,975)	(3,200)
Provision for credit losses	107,457	9,273	15,593
Net interest income after provision for credit losses	696,512	502,923	503,734
Noninterest income
Service charges on deposit accounts	51,933	41,779	39,199
Fees and commissions	19,796	16,190	17,901
Insurance commissions	0	5,473	11,102
Wealth management revenue	31,201	23,559	22,132
Mortgage banking income	37,351	36,376	32,413
Gain on sale of insurance agency	0	53,349	0
Gain on debt extinguishment	0	56	620
Net losses on sales of securities	0	0	(22,438)
Impairment losses on securities	0	0	(19,352)
BOLI income	14,244	11,567	10,463
Other	27,355	15,311	21,035
Total noninterest income	181,880	203,660	113,075
Noninterest expense
Salaries and employee benefits	368,563	283,768	281,768
Data processing	20,704	16,030	15,195
Net occupancy and equipment	63,651	45,960	46,471
Other real estate owned	1,651	858	267
Professional fees	14,869	12,418	13,671
Advertising and public relations	18,355	16,210	14,726
Intangible amortization	27,103	4,691	5,380
Communications	13,665	8,379	8,238
Merger and conversion related expenses	49,331	13,349	0
Other	73,768	59,955	53,906
Total noninterest expense	651,660	461,618	439,622
Income before income taxes	226,732	244,965	177,187
Income taxes	45,460	49,508	32,509
Net income (loss)	$ 181,272	$ 195,457	$ 144,678
Basic earnings per share (usd per share)	$ 2.09	$ 3.29	$ 2.58
Diluted earnings per share (usd per share)	$ 2.07	$ 3.27	$ 2.56