Allowance for Credit Losses - Activity in Allowance for Credit Losses (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	$ 138,055	$ 148,931	$ 148,931
Provision for Credit Losses	9,250	1,368
Charge- Offs	(8,277)	(4,628)	(31,865)
Recoveries	1,239	998
Ending Balance	140,267	146,669	138,055
Construction and land development
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	7,252	8,637	8,637
Provision for Credit Losses	(483)	(1,640)
Charge- Offs	0	0	(1)
Recoveries	3	4
Ending Balance	6,772	7,001	7,252
Commercial real estate - owner occupied
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	11,825	5,529	5,529
Provision for Credit Losses	772	4,484
Charge- Offs	0	0	(341)
Recoveries	1	4
Ending Balance	12,598	10,017	11,825
Commercial real estate - non-owner occupied
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	43,866	48,288	48,288
Provision for Credit Losses	878	(1,621)
Charge- Offs	(320)	(84)	(1,485)
Recoveries	767	18
Ending Balance	45,191	46,601	43,866
Residential real estate
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	39,168	39,016	39,016
Provision for Credit Losses	1,160	(631)
Charge- Offs	(1)	0	(134)
Recoveries	21	243
Ending Balance	40,348	38,628	39,168
Commercial and financial
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	27,533	34,343	34,343
Provision for Credit Losses	6,434	(1,501)
Charge- Offs	(6,469)	(2,656)	(17,616)
Recoveries	113	521
Ending Balance	27,611	30,707	27,533
Consumer
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	8,411	13,118	13,118
Provision for Credit Losses	489	2,277
Charge- Offs	(1,487)	(1,888)	(12,288)
Recoveries	334	208
Ending Balance	$ 7,747	$ 13,715	$ 8,411