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Summary of Significant Accounting Policies (Details) $ in Thousands |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 01, 2023 USD ($) board_seat | Dec. 31, 2025 USD ($) | Dec. 31, 2025 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Basis Of Presentation [Line Items] |  |  |  |  |
Settlement of acquired debt |  |  | $ 0 | $ 0 | $ 31,109
Restricted cash |  | $ 21,200 | $ 21,200 | 34,600 |
Loan agreement, repayment performance, reasonable period of time |  |  | 6 months |  |
Financing receivable, allowance for credit losses, period beyond a reasonable forecast can be made |  |  | 2 years |  |
Financing receivable, allowance for credit losses, historical rates period |  |  | 1 year |  |
Early surrender of BOLI policies |  | 220,200 | $ 220,247 | 0 | $ 0
Surrender of BOLI policies |  | $ 14,227 | $ 14,227 | $ 0 |
Award requisite service period |  |  | 3 years |  |
Investment Program, Proportional Amortization Method, Elected, Income Tax Credit and Other Income Tax Benefit, before Amortization, Statement of Income or Comprehensive Income [Extensible Enumeration] |  |  | Income tax expense | Income tax expense | Income tax expense
Investment Program, Proportional Amortization Method, Applied, Amortization Expense, Statement of Income or Comprehensive Income [Extensible Enumeration] |  |  | Income tax expense | Income tax expense | Income tax expense
Investment Program, Proportional Amortization Method, Elected, Income Tax Credit and Other Income Tax Benefit, before Amortization, Statement of Cash Flows [Extensible Enumeration] |  |  | Increase (decrease) in other liabilities, Increase (Decrease) in Prepaid Expense and Other Assets | Increase (decrease) in other liabilities, Increase (Decrease) in Prepaid Expense and Other Assets | Increase (decrease) in other liabilities, Increase (Decrease) in Prepaid Expense and Other Assets
Investment Program, Proportional Amortization Method, Applied, Amortization Expense, Statement of Cash Flows [Extensible Enumeration] |  |  | Increase (decrease) in other liabilities, Increase (Decrease) in Prepaid Expense and Other Assets | Increase (decrease) in other liabilities, Increase (Decrease) in Prepaid Expense and Other Assets | Increase (decrease) in other liabilities, Increase (Decrease) in Prepaid Expense and Other Assets
LIHTC tax credits and other tax benefits |  |  | $ 130,700 | $ 80,800 | $ 81,600
LIHTC amortization expense |  |  | 96,300 | 60,700 | $ 63,900
Other non-interest expense |  |  |  |  |
Basis Of Presentation [Line Items] |  |  |  |  |
Fair value adjustment on derivative |  |  | $ 8,100 | $ 8,700 |
Core Deposits |  |  |  |  |
Basis Of Presentation [Line Items] |  |  |  |  |
Finite-lived intangible asset, useful life |  | 10 years | 10 years |  |
Minimum |  |  |  |  |
Basis Of Presentation [Line Items] |  |  |  |  |
Other intangible assets, useful life |  |  | 5 years |  |
Minimum | Buildings and improvements |  |  |  |  |
Basis Of Presentation [Line Items] |  |  |  |  |
Useful life |  | 10 years | 10 years |  |
Minimum | Furniture, equipment and software |  |  |  |  |
Basis Of Presentation [Line Items] |  |  |  |  |
Useful life |  | 3 years | 3 years |  |
Minimum | Software and Software Development Costs |  |  |  |  |
Basis Of Presentation [Line Items] |  |  |  |  |
Useful life |  | 3 years | 3 years |  |
Maximum |  |  |  |  |
Basis Of Presentation [Line Items] |  |  |  |  |
Other intangible assets, useful life |  |  | 10 years |  |
Maximum | Buildings and improvements |  |  |  |  |
Basis Of Presentation [Line Items] |  |  |  |  |
Useful life |  | 40 years | 40 years |  |
Maximum | Furniture, equipment and software |  |  |  |  |
Basis Of Presentation [Line Items] |  |  |  |  |
Useful life |  | 10 years | 10 years |  |
Maximum | Software and Software Development Costs |  |  |  |  |
Basis Of Presentation [Line Items] |  |  |  |  |
Useful life |  | 7 years | 7 years |  |
Qualpay |  |  |  |  |
Basis Of Presentation [Line Items] |  |  |  |  |
Percentage of business acquired (as a percent) | 60.00% |  |  |  |
Number of seats on the board of directors acquired | board_seat | 3 |  |  |  |
Total number of seats on the board of directors of the acquiree | board_seat | 5 |  |  |  |
Cash paid | $ 7,000 |  |  |  |
Settlement of acquired debt | $ 31,100 |  |  |  |
Qualpay | Minimum |  |  |  |  |
Basis Of Presentation [Line Items] |  |  |  |  |
Other intangible assets, useful life |  |  | 5 years |  |
Qualpay | Maximum |  |  |  |  |
Basis Of Presentation [Line Items] |  |  |  |  |
Other intangible assets, useful life |  |  | 8 years |  |

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