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Loans and Allowance for Credit Losses (Provides Detail by Portfolio Class for Reportable MEFDs) (Details) - Modified Loans To Borrowers Experiencing Financial Difficulty [Member] - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance | $ 91,500 |  | $ 91,500 |  | $ 99,500
Term Extension [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance | $ 59,206 | $ 52,951 | $ 78,328 | $ 72,430 |
Reportable modified loans percentage of portfolio class | 0.25% | 0.23% | 0.33% | 0.31% |
Term Extension [Member] | Residential Mortgages [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance | $ 1,271 | $ 988 | $ 14,537 | $ 3,618 |
Reportable modified loans percentage of portfolio class | 0.03% | 0.02% | 0.36% | 0.09% |
Term Extension [Member] | Consumer [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance | $ 43 |  | $ 43 | $ 143 |
Reportable modified loans percentage of portfolio class | 0.00% |  | 0.00% | 0.01% |
Term Extension [Member] | Commercial Real Estate - Income Producing [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance |  | $ 3,050 |  | $ 3,050 |
Reportable modified loans percentage of portfolio class |  | 0.08% |  | 0.08% |
Significant Payment Delay [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance |  |  | $ 9,389 |  |
Reportable modified loans percentage of portfolio class |  |  | 0.04% |  |
Significant Payment Delay [Member] | Residential Mortgages [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance |  |  | $ 413 |  |
Reportable modified loans percentage of portfolio class |  |  | 0.01% |  |
Term Extensions and Significant Payment Delay [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance | $ 2,227 | $ 17,020 | $ 2,297 | $ 17,020 |
Reportable modified loans percentage of portfolio class | 0.01% | 0.07% | 0.01% | 0.07% |
Term Extensions and Significant Payment Delay [Member] | Residential Mortgages [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance | $ 2,077 |  | $ 2,077 |  |
Reportable modified loans percentage of portfolio class | 0.05% |  | 0.05% |  |
Term Extensions and Significant Payment Delay [Member] | Consumer [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance | $ 150 |  | $ 150 |  |
Reportable modified loans percentage of portfolio class | 0.01% |  | 0.01% |  |
Other [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance | $ 606 |  | $ 606 |  |
Reportable modified loans percentage of portfolio class | 0.00% |  | 0.00% |  |
Other [Member] | Residential Mortgages [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance | $ 606 |  | $ 606 |  |
Reportable modified loans percentage of portfolio class | 0.02% |  | 0.02% |  |
Total Commercial And Industrial [Member] | Term Extension [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance | $ 57,892 | $ 48,913 | $ 63,748 | $ 65,619 |
Reportable modified loans percentage of portfolio class | 0.45% | 0.39% | 0.49% | 0.52% |
Total Commercial And Industrial [Member] | Term Extension [Member] | Commercial Non-Real Estate [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance | $ 57,892 | $ 48,913 | $ 63,408 | $ 65,619 |
Reportable modified loans percentage of portfolio class | 0.60% | 0.51% | 0.66% | 0.68% |
Total Commercial And Industrial [Member] | Term Extension [Member] | Commercial Real Estate - Owner Occupied [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance |  |  | $ 340 |  |
Reportable modified loans percentage of portfolio class |  |  | 0.01% |  |
Total Commercial And Industrial [Member] | Significant Payment Delay [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance |  |  | $ 8,976 |  |
Reportable modified loans percentage of portfolio class |  |  | 0.07% |  |
Total Commercial And Industrial [Member] | Significant Payment Delay [Member] | Commercial Non-Real Estate [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance |  |  | $ 8,976 |  |
Reportable modified loans percentage of portfolio class |  |  | 0.09% |  |
Total Commercial And Industrial [Member] | Term Extensions and Significant Payment Delay [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance |  | $ 17,020 | $ 70 | $ 17,020 |
Reportable modified loans percentage of portfolio class |  | 0.13% | 0.00% | 0.13% |
Total Commercial And Industrial [Member] | Term Extensions and Significant Payment Delay [Member] | Commercial Non-Real Estate [Member] |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Total reportable modified loans, Balance |  | $ 17,020 | $ 70 | $ 17,020 |
Reportable modified loans percentage of portfolio class |  | 0.18% | 0.00% | 0.18% |

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