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Loans - Summary of Loans and Leases (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Summary of loans |  |
Gross loans | $ 12,889,500 | $ 12,358,017
Unearned income | (4,480) | (6,787)
Loans, net of unearned income | 12,885,020 | 12,351,230
Commercial, financial, agricultural |  |
Summary of loans |  |
Gross loans | 1,885,817 | 1,871,821
Loans, net of unearned income | 1,885,817 | 1,871,821
Lease financing |  |
Summary of loans |  |
Gross loans | 95,071 | 122,807
Loans, net of unearned income | 90,591 | 116,020
Real Estate - Construction |  |
Summary of loans |  |
Gross loans | 1,093,653 | 1,333,397
Loans, net of unearned income | 1,093,653 | 1,333,397
Real Estate - Construction | Residential |  |
Summary of loans |  |
Gross loans | 256,655 | 269,616
Real Estate - Construction | Commercial |  |
Summary of loans |  |
Gross loans | 836,998 | 1,063,781
Real Estate - 1-4 Family Mortgage |  |
Summary of loans |  |
Gross loans | 3,488,877 | 3,439,919
Loans, net of unearned income | 3,488,877 | 3,439,919
Real Estate - 1-4 Family Mortgage | Primary |  |
Summary of loans |  |
Gross loans | 2,428,076 | 2,422,482
Real Estate - 1-4 Family Mortgage | Home equity |  |
Summary of loans |  |
Gross loans | 544,158 | 522,688
Real Estate - 1-4 Family Mortgage | Rental/investment |  |
Summary of loans |  |
Gross loans | 402,938 | 373,755
Real Estate - 1-4 Family Mortgage | Land development |  |
Summary of loans |  |
Gross loans | 113,705 | 120,994
Real Estate - 1-4 Family Mortgage | Land development |  |
Summary of loans |  |
Gross loans | 113,705 | 120,994
Real Estate - Commercial Mortgage |  |
Summary of loans |  |
Gross loans | 6,236,068 | 5,486,550
Loans, net of unearned income | 6,236,068 | 5,486,550
Real Estate - Commercial Mortgage | Owner-occupied |  |
Summary of loans |  |
Gross loans | 1,894,679 | 1,648,961
Real Estate - Commercial Mortgage | Non-owner occupied |  |
Summary of loans |  |
Gross loans | 4,226,937 | 3,733,174
Real Estate - Commercial Mortgage | Land development |  |
Summary of loans |  |
Gross loans | 114,452 | 104,415
Installment loans to individuals |  |
Summary of loans |  |
Gross loans | 90,014 | 103,523
Loans, net of unearned income | $ 90,014 | $ 103,523

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