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Income Taxes (Details 2) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Income Tax Disclosure [Abstract] |  |
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Provision for Loan Losses | $ 78,096 | $ 90,531
Interest on nonaccrual loans | 4,569 | 4,866
Business Combination, Acquired Receivable, Fair Value | 65,100 | 96,844
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation | 4,902 | 5,256
Deferred tax assets, unrealized losses on other real estate owned | 335 | 663
Deferred Tax Assets, Operating Loss Carryforwards | 292,843 | 282,127
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities | 102,232 | 106,834
Unrealized Loss From FDIC Assisted Acquisitions | 413 | 767
Deferred Tax Assets, Goodwill and Intangible Assets | 73,863 | 81,607
Tax Credit Carryforward, Deferred Tax Asset | 130,522 | 80,610
Lease liability | 35,447 | 45,742
Deferred Tax Assets, Unrealized Losses on Available-for-Sale Securities, Gross | 79,977 | 101,602
Debt Securities, Held-to-maturity, Transfer, Unrealized Gain (Loss) | 62,162 | 71,197
Deferred Tax Assets, Other | 3,159 | 1,582
FDIC Indemnification Asset | 7,028 | 9,273
Deferred Tax Assets, Gross | 940,898 | 979,501
Deferred Tax Assets, Valuation Allowance | (19,015) | (21,061)
Deferred Tax Assets, Net of Valuation Allowance | 921,883 | 958,440
Deferred Tax Liabilities, Goodwill and Intangible Assets | 27,292 | 29,885
Deferred Tax Liabilities, Tax Deferred Income | 2,193 | 1,039
Deferred Tax Liabilities, Property, Plant and Equipment | 5,710 | 6,682
Deferred Tax Liabilities, Regulatory Assets | 553 | 4,717
Deferred Tax Liabilities, Subordinated Debt | 14,789 | 15,862
Deferred Tax Liabilities, Investment in Noncontrolled Affiliates | 9,695 | 9,953
Deferred Tax Liabilities, Leasing Arrangements | 110,415 | 110,522
Unrealized Gain (Loss) on Credit-linked Notes | 1,452 | 2,212
Tax mark-to-market on loans | 0 | 539
ROU assets | 29,197 | 37,918
Deferred Tax Liabilities, Gross | 201,296 | 219,329
Deferred Tax Asset (Liability) | 720,587 | 739,111
Deferred Tax Assets, Investments | $ 250 | $ 0

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