Operating Segments - Schedule of Company’s Reportable Operating Segment Results (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Segment Reporting Information [Line Items]
Net interest income	$ 171,824	$ 153,905	$ 335,246	$ 305,811
Noninterest income	42,354	43,299	88,509	86,483
Total net revenue	214,178	197,204	423,755	392,294
Salaries and employee benefits	73,862	70,716	148,686	143,369
Occupancy expense, net	11,844	11,864	24,495	24,122
Furniture and equipment expense	5,474	5,623	10,939	10,764
Deposit insurance	4,917	5,682	10,308	12,817
Other operating expenses	42,492	45,469	88,741	88,161
TOTAL NONINTEREST EXPENSE	138,589	139,354	283,169	279,233
Income before provision for credit losses and income taxes	75,589	57,850	140,586	113,061
Provision for credit losses	11,945	11,099	38,742	21,305
Income tax expense	8,871	5,988	14,683	12,122
NET INCOME	54,773	40,763	87,161	79,634
Assets	26,693,620	27,369,072	26,693,620	27,369,072	$ 26,876,049
Other
Segment Reporting Information [Line Items]
Net interest income	(566)	143	(16)	130
Noninterest income	9,588	9,273	19,384	18,256
Total net revenue	9,022	9,416	19,368	18,386
Salaries and employee benefits	4,686	4,809	9,486	9,219
Occupancy expense, net	483	444	960	895
Furniture and equipment expense	0	1	0	2
Deposit insurance	0	0	0	0
Other operating expenses	1,621	1,627	2,951	3,294
TOTAL NONINTEREST EXPENSE	6,790	6,881	13,397	13,410
Income before provision for credit losses and income taxes	2,232	2,535	5,971	4,976
Provision for credit losses	0	0	0	0
Income tax expense	5	19	15	48
NET INCOME	2,227	2,516	5,956	4,928
Assets	6,782	6,957	6,782	6,957
Community and Commercial Banking | Operating Segment
Segment Reporting Information [Line Items]
Net interest income	172,390	153,762	335,262	305,681
Noninterest income	32,766	34,026	69,125	68,227
Total net revenue	205,156	187,788	404,387	373,908
Salaries and employee benefits	69,176	65,907	139,200	134,150
Occupancy expense, net	11,361	11,420	23,535	23,227
Furniture and equipment expense	5,474	5,622	10,939	10,762
Deposit insurance	4,917	5,682	10,308	12,817
Other operating expenses	40,871	43,842	85,790	84,867
TOTAL NONINTEREST EXPENSE	131,799	132,473	269,772	265,823
Income before provision for credit losses and income taxes	73,357	55,315	134,615	108,085
Provision for credit losses	11,945	11,099	38,742	21,305
Income tax expense	8,866	5,969	14,668	12,074
NET INCOME	52,546	38,247	81,205	74,706
Assets	$ 26,686,838	$ 27,362,115	$ 26,686,838	$ 27,362,115