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Loans and Allowance for Credit Losses - Schedule of Types of Collateral (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | $ 47,902,819 | $ 36,285,887
Real Estate |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 392,141 | 333,461
Blanket Lien |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 147,126 | 70,680
Investment Securities/Cash |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 11,485 | 8,135
Auto |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 11,261 | 12,560
Other |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 4,485 | 5,249
Commercial |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 14,662,916 | 10,288,560
Commercial | Real Estate |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 22,397 | 17,520
Commercial | Blanket Lien |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 142,003 | 68,985
Commercial | Investment Securities/Cash |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 9,707 | 6,980
Commercial | Auto |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 6,286 | 6,544
Commercial | Other |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 4,340 | 5,215
Commercial real estate |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 21,879,785 | 16,307,486
Commercial real estate | Real Estate |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 283,893 | 228,952
Commercial real estate | Blanket Lien |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 4,409 | 542
Commercial real estate | Investment Securities/Cash |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 1,464 | 1,046
Commercial real estate | Auto |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 0 | 0
Commercial real estate | Other |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 123 | 0
BBCC | Real Estate |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 2,389 | 3,201
BBCC | Blanket Lien |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 694 | 1,137
BBCC | Investment Securities/Cash |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 310 | 86
BBCC | Auto |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 196 | 248
BBCC | Other |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 0 | 0
Residential real estate |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 8,212,242 | 6,797,586
Residential real estate | Real Estate |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 60,964 | 60,454
Residential real estate | Blanket Lien |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 0 | 0
Residential real estate | Investment Securities/Cash |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 0 | 0
Residential real estate | Auto |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 0 | 0
Residential real estate | Other |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 0 | 0
Indirect |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 1,073,024 | 1,096,778
Indirect | Real Estate |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 0 | 0
Indirect | Blanket Lien |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 0 | 0
Indirect | Investment Securities/Cash |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 0 | 0
Indirect | Auto |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 4,460 | 5,372
Indirect | Other |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 0 | 0
Direct |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 586,841 | 514,144
Direct | Real Estate |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 4,761 | 2,623
Direct | Blanket Lien |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 20 | 16
Direct | Investment Securities/Cash |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 4 | 23
Direct | Auto |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 319 | 396
Direct | Other |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 22 | 34
Home equity |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 1,488,011 | 1,281,333
Home equity | Real Estate |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 17,737 | 20,711
Home equity | Blanket Lien |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 0 | 0
Home equity | Investment Securities/Cash |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 0 | 0
Home equity | Auto |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | 0 | 0
Home equity | Other |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Total loans, net of unearned income | $ 0 | $ 0

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