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Loans and Allowances for Credit Losses Loans and Allowances for Credit Losses, Nonaccrual (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | $ 72,394 | $ 46,725
Nonperforming Financial Instruments [Member] | Nonaccrual [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | 72,394 | 46,725
Financing Receivable, Nonaccrual, No Allowance | 54,685 | 46,449
Financing Receivable, Nonaccrual, With Allowance | 17,709 | 276
Financing Receivable, Nonaccrual, Related Allowance | 4,345 | 276
Commercial [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | 32,270 | 14,647
Commercial [Member] | Nonperforming Financial Instruments [Member] | Nonaccrual [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | 32,270 | 14,647
Financing Receivable, Nonaccrual, No Allowance | 21,370 | 14,371
Financing Receivable, Nonaccrual, With Allowance | 10,900 | 276
Financing Receivable, Nonaccrual, Related Allowance | 2,150 | 276
Commercial [Member] | Healthcare [Member] | Nonperforming Financial Instruments [Member] | Nonaccrual [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | 24,507 | 13,717
Financing Receivable, Nonaccrual, No Allowance | 19,405 | 13,717
Financing Receivable, Nonaccrual, With Allowance | 5,102 | 0
Financing Receivable, Nonaccrual, Related Allowance | 200 | 0
Commercial [Member] | Services [Member] | Nonperforming Financial Instruments [Member] | Nonaccrual [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | 7,647 | 767
Financing Receivable, Nonaccrual, No Allowance | 1,849 | 491
Financing Receivable, Nonaccrual, With Allowance | 5,798 | 276
Financing Receivable, Nonaccrual, Related Allowance | 1,950 | 276
Commercial [Member] | Energy [Member] | Nonperforming Financial Instruments [Member] | Nonaccrual [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | 31 | 49
Financing Receivable, Nonaccrual, No Allowance | 31 | 49
Financing Receivable, Nonaccrual, With Allowance | 0 | 0
Financing Receivable, Nonaccrual, Related Allowance | 0 | 0
Commercial [Member] | General business [Member] | Nonperforming Financial Instruments [Member] | Nonaccrual [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | 85 | 114
Financing Receivable, Nonaccrual, No Allowance | 85 | 114
Financing Receivable, Nonaccrual, With Allowance | 0 | 0
Financing Receivable, Nonaccrual, Related Allowance | 0 | 0
Commercial real estate [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | 6,809 | 9,905
Commercial real estate [Member] | Nonperforming Financial Instruments [Member] | Nonaccrual [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | 6,809 | 9,905
Financing Receivable, Nonaccrual, No Allowance | 0 | 9,905
Financing Receivable, Nonaccrual, With Allowance | 6,809 | 0
Financing Receivable, Nonaccrual, Related Allowance | 2,195 | 0
Loans to individuals [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | 33,315 | 22,173
Loans to individuals [Member] | Nonperforming Financial Instruments [Member] | Nonaccrual [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | 33,315 | 22,173
Financing Receivable, Nonaccrual, No Allowance | 33,315 | 22,173
Financing Receivable, Nonaccrual, With Allowance | 0 | 0
Financing Receivable, Nonaccrual, Related Allowance | 0 | 0
Loans to individuals [Member] | Residential mortgage [Member] | Nonperforming Financial Instruments [Member] | Nonaccrual [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | 21,255 | 15,261
Financing Receivable, Nonaccrual, No Allowance | 21,255 | 15,261
Financing Receivable, Nonaccrual, With Allowance | 0 | 0
Financing Receivable, Nonaccrual, Related Allowance | 0 | 0
Loans to individuals [Member] | Personal [Member] | Nonperforming Financial Instruments [Member] | Nonaccrual [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | 4,712 | 109
Financing Receivable, Nonaccrual, No Allowance | 4,712 | 109
Financing Receivable, Nonaccrual, With Allowance | 0 | 0
Financing Receivable, Nonaccrual, Related Allowance | 0 | 0
US Government Agency Insured Loans [Member] | Loans to individuals [Member] | Residential mortgage [Member] | Nonperforming Financial Instruments [Member] | Nonaccrual [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual | 7,348 | 6,803
Financing Receivable, Nonaccrual, No Allowance | 7,348 | 6,803
Financing Receivable, Nonaccrual, With Allowance | 0 | 0
Financing Receivable, Nonaccrual, Related Allowance | $ 0 | $ 0

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