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Loans and Allowance for Credit Losses (Composition of Nonaccrual Loans and Without an Allowance for Loan Loss by Portfolio Class) (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Nonaccrual | $ 94,922 | $ 97,335
Nonaccrual without allowance for loan loss | 11,261 | 12,957
Total Commercial [Member] | Commercial Real Estate - Income Producing [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Nonaccrual | 5,935 | 356
Nonaccrual without allowance for loan loss | 4,519 |
Total Commercial [Member] | Construction and Land Development [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Nonaccrual | 1,932 | 5,561
Nonaccrual without allowance for loan loss |  | 4,929
Residential Mortgages [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Nonaccrual | 41,300 | 44,086
Nonaccrual without allowance for loan loss | 1,450 | 1,475
Consumer [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Nonaccrual | 10,260 | 11,187
Nonaccrual without allowance for loan loss | 171 | 500
Total Commercial And Industrial [Member] | Total Commercial [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Nonaccrual | 35,495 | 36,145
Nonaccrual without allowance for loan loss | 5,121 | 6,053
Total Commercial And Industrial [Member] | Total Commercial [Member] | Commercial Non-Real Estate [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Nonaccrual | 31,906 | 33,418
Nonaccrual without allowance for loan loss | 4,599 | 4,855
Total Commercial And Industrial [Member] | Total Commercial [Member] | Commercial Real Estate - Owner Occupied [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Nonaccrual | 3,589 | 2,727
Nonaccrual without allowance for loan loss | $ 522 | $ 1,198

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