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Loans - Summary of loans (Details) - USD ($) $ in Thousands | Sep. 30, 2022 | Jun. 30, 2022 | Dec. 31, 2021 | Sep. 30, 2021 | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | --- | --- | --- | --- | ---
Summary of Loans |  |  |  |  |  |
Total loans | $ 28,836,303 |  | $ 23,928,166 |  |  |
Allowance for Credit Losses on Loans | (324,398) | $ (319,708) | (301,807) | $ (314,144) | $ (350,401) | $ (457,309)
Loans, net | 28,511,905 |  | 23,626,359 |  |  |
Deferred fees costs | 45,900 |  | 15,900 |  |  |
Unamortized Discounts | 79,500 |  | 68,000 |  |  |
Construction and land development |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 2,550,552 |  | 2,029,216 |  |  |
Consumer Owner Occupied Loans |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 4,729,790 |  | 3,638,364 |  |  |
Home equity loans |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 1,247,330 |  | 1,168,594 |  |  |
Commercial and industrial |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 4,977,737 |  | 3,761,133 |  |  |
Other income producing property |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 676,846 |  | 696,804 |  |  |
Consumer loans |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 1,259,846 |  | 904,657 |  |  |
Other loans |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 3,516 |  | 23,583 |  |  |
Commercial loans |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 20,639,107 |  | 17,476,982 |  |  |
Commercial loans | Construction and land development |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 1,669,266 |  | 1,342,755 |  |  |
Commercial loans | Commercial non-owner occupied |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 7,964,470 |  | 6,735,699 |  |  |
Commercial loans | Commercial non-owner occupied real estate. |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 5,426,216 |  | 4,970,116 |  |  |
Commercial loans | Consumer Owner Occupied Loans |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 30,839 |  | 30,043 |  |  |
Commercial loans | Commercial owner occupied real estate loan |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 5,426,216 |  | 4,970,116 |  |  |
Commercial loans | Commercial and industrial |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 4,977,737 |  | 3,761,133 |  |  |
Commercial loans | Other income producing property |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 567,063 |  | 613,653 |  |  |
Commercial loans | Other loans |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 3,516 |  | 23,583 |  |  |
Consumer portfolio loans |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 8,197,196 |  | 6,451,184 |  |  |
Consumer portfolio loans | Construction and land development |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 881,286 |  | 686,461 |  |  |
Consumer portfolio loans | Consumer Owner Occupied Loans |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 4,698,951 |  | 3,608,321 |  |  |
Consumer portfolio loans | Home equity loans |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 1,247,330 |  | 1,168,594 |  |  |
Consumer portfolio loans | Other income producing property |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | 109,783 |  | 83,151 |  |  |
Consumer portfolio loans | Consumer loans |  |  |  |  |  |
Summary of Loans |  |  |  |  |  |
Total loans | $ 1,259,846 |  | $ 904,657 |  |  |

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