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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, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract] |  |  |  |
Insurance commissions |  | $ 12,264 |  | $ 27,728
Gain on sale of discontinued operations, net |  | 228,272 |  | 228,272
Other, net |  | (3) |  | 527
Total noninterest income |  | 240,533 |  | 256,527
Salaries and employee benefits |  | 6,292 |  | 16,263
Services and fees |  | 296 |  | 704
Net occupancy - premises |  | 43 |  | 269
Equipment expense |  | 33 |  | 93
Other expense |  | 1,229 |  | 2,046
Total noninterest expense |  | 7,893 |  | 19,375
Income from discontinued operations before income taxes | $ 0 | 232,640 | $ 0 | 237,152
Income taxes from discontinued operations |  | 58,203 |  | 59,353
Income from discontinued operations |  | $ 174,437 |  | $ 177,799

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