Discontinued Operations - Summary of Financial Information Segregated from Continuing Operations and Reported as Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Insurance commissions	$ 12,264	$ 14,764	$ 27,728	$ 29,069
Gain on sale of discontinued operations, net	228,272	0	228,272	0
Other, net	(3)	960	527	954
Total noninterest income	240,533	15,724	256,527	30,023
Salaries and employee benefits	6,292	9,142	16,263	18,426
Services and fees	296	443	704	835
Net occupancy - premises	43	211	269	525
Equipment expense	33	67	93	177
Other expense	1,229	734	2,046	1,372
Total noninterest expense	7,893	10,597	19,375	21,335
Income from discontinued operations before income taxes	232,640	5,127	237,152	8,688
Income taxes from discontinued operations	58,203	1,294	59,353	2,200
Income from discontinued operations	$ 174,437	$ 3,833	$ 177,799	$ 6,488