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Loans - Collateral Dependent Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | $ 11,220,355 | $ 10,884,118
Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 11,220,818 | 10,888,345
Commercial and Industrial Portfolio Segment [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 4,720,428 | 4,674,056
Commercial Real Estate Investor Owned Financing Receivable [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 2,607,755 | 2,452,402
Commercial Real Estate Owner Occupied Financing Receivable [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 2,359,956 | 2,344,117
Construction and land development | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 892,563 | 760,122
Residential real estate | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 358,923 | 371,995
Other | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 281,193 | 285,653
Commercial Real Estate | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 21,657 | 26,426
Commercial Real Estate | Commercial and Industrial Portfolio Segment [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 0 | 527
Commercial Real Estate | Commercial Real Estate Investor Owned Financing Receivable [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 14,136 | 19,467
Commercial Real Estate | Commercial Real Estate Owner Occupied Financing Receivable [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 7,521 | 5,904
Commercial Real Estate | Construction and land development | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  | 528
Commercial Real Estate | Residential real estate | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  | 0
Residential | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 482 | 5,202
Residential | Commercial and Industrial Portfolio Segment [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 0 | 1,864
Residential | Commercial Real Estate Investor Owned Financing Receivable [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 0 | 0
Residential | Commercial Real Estate Owner Occupied Financing Receivable [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 482 | 1,638
Residential | Construction and land development | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  | 741
Residential | Residential real estate | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  | 959
Blanket Lien | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 4,765 | 2,175
Blanket Lien | Commercial and Industrial Portfolio Segment [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 4,279 | 344
Blanket Lien | Commercial Real Estate Investor Owned Financing Receivable [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 0 | 0
Blanket Lien | Commercial Real Estate Owner Occupied Financing Receivable [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 486 | 1,831
Blanket Lien | Construction and land development | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  | 0
Blanket Lien | Residential real estate | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  | 0
Other Collateral | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 3,495 | 3,445
Other Collateral | Commercial and Industrial Portfolio Segment [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 3,495 | 3,445
Other Collateral | Commercial Real Estate Investor Owned Financing Receivable [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | 0 | 0
Other Collateral | Commercial Real Estate Owner Occupied Financing Receivable [Member] | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss | $ 0 | 0
Other Collateral | Construction and land development | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  | 0
Other Collateral | Residential real estate | Non-Covered Loans |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss |  | $ 0

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