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v3.26.1

Loans and Allowance for Credit Losses (Narrative) (Details) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2026 USD ($) Loan | Mar. 31, 2025 USD ($) Loan | Dec. 31, 2025 USD ($)
Accounts Notes And Loans Receivable [Line Items] |  |  |
Accrued interest | $ 105,800 |  | $ 105,100
Percentage of baseline economic forecast | 40.00% | 40.00% |
Description of post modification defaults | A payment default occurs if the loan is either 90 days or more delinquent or has been charged off as of the end of the period presented. |  |
Nonaccrual loans | $ 113,343 |  | 106,870
Real estate in process of foreclosure | 63,100 |  | 33,200
Loans held for sale | 63,090 |  | 33,158
Modified Loans To Borrowers Experiencing Financial Difficulty [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Nonaccrual loans | 14,300 |  | 5,800
Accruing and nonaccruing | 142,800 |  | 162,800
Unfunded exposure to borrowers related to MEFD or TDR | $ 10,100 |  | 7,200
Downside Mild Recessionary S-2 [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Percentage of baseline economic forecast | 60.00% | 60.00% |
Total Commercial [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Number of contracts subsequently defaulted | Loan | 6 | 2 |
Recorded Investment | $ 40,100 | $ 1,900 |
Residential Mortgages [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Nonaccrual loans | $ 51,262 |  | 46,986
Number of contracts subsequently defaulted | Loan | 1 |  |
Recorded Investment | $ 27 |  |
Loans carried at fair value option | 36,500 |  | 33,200
Unpaid principal balance | 36,000 |  | 32,300
Consumer [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Nonaccrual loans | 11,732 |  | 10,703
Real estate in process of foreclosure | 12,000 |  | 12,000
Real estate acquired through foreclosure | $ 4,300 |  | 5,100
Weighted Average [Member] | Total Commercial [Member] | Term Extension [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Reportable modification period | 18 months | 5 months |
Weighted Average [Member] | Total Commercial [Member] | Other Than Insignificant Payment Delays [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Reportable modification period | 16 months | 5 months |
Weighted Average [Member] | Residential Mortgages [Member] | Term Extension [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Reportable modification period | 2 years | 1 year |
Weighted Average [Member] | Residential Mortgages [Member] | Other Than Insignificant Payment Delays [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Reportable modification period |  | 1 month |
Weighted Average [Member] | Consumer [Member] | Term Extension [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Reportable modification period | 5 years |  |
Weighted Average [Member] | Energy Related Loans [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Weighted average interest rate reduction, basis points | 1.64% |  |
Total Commercial And Industrial [Member] | Total Commercial [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Nonaccrual loans | $ 47,311 |  | 41,248
Commercial Non-Real Estate [Member] | Total Commercial And Industrial [Member] | Total Commercial [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Nonaccrual loans | 41,381 |  | 34,525
Commercial Real Estate - Owner Occupied [Member] | Total Commercial And Industrial [Member] | Total Commercial [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Nonaccrual loans | $ 5,930 |  | $ 6,723

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