Loans And The Allowance For Credit Losses (Financial Impact Of Modifications To Troubled Borrowers) (Details)	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Commercial And Industrial [Member] \| Contractual Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modified, Weighted-Average Interest Rate Decrease from Modification	1.00%
Commercial And Industrial [Member] \| Extended Maturity
Financing Receivable, Modifications [Line Items]
Financial Effect, Term Extension	5 months 1 day	5 months 1 day
Commercial And Industrial [Member] \| Extended Maturity and Payment Deferral
Financing Receivable, Modifications [Line Items]
Financial Effect, Term Extension	2 years
Financial Effect, Payments deferral	4 years
Commercial Real Estate Mortgage - Owner-Occupied [Member] \| Extended Maturity
Financing Receivable, Modifications [Line Items]
Financial Effect, Term Extension	9 months	1 year 11 months 1 day
Commercial investor real estate mortgage [Member] \| Extended Maturity
Financing Receivable, Modifications [Line Items]
Financial Effect, Term Extension		8 months 1 day
Residential First Mortgage [Member] \| Extended Maturity
Financing Receivable, Modifications [Line Items]
Financial Effect, Term Extension	7 years	7 years
Residential First Mortgage [Member] \| Payment Deferral
Financing Receivable, Modifications [Line Items]
Financial Effect, Payments deferral		8 months 1 day
Residential First Mortgage [Member] \| Extended Maturity and Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Financial Effect, Term Extension	4 years	2 years
Financing Receivable, Modified, Weighted-Average Interest Rate Decrease from Modification	1.00%	1.00%
Home Equity Lines of Credit[Member] \| Extended Maturity
Financing Receivable, Modifications [Line Items]
Financial Effect, Term Extension		30 years
Home Equity Lines of Credit[Member] \| Extended Maturity and Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Financial Effect, Term Extension	23 years	23 years
Financing Receivable, Modified, Weighted-Average Interest Rate Decrease from Modification	2.00%	2.00%
Home Equity Loan [Member] \| Extended Maturity
Financing Receivable, Modifications [Line Items]
Financial Effect, Term Extension	8 years	13 years
Home Equity Loan [Member] \| Extended Maturity and Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Financial Effect, Term Extension	18 years	21 years
Financing Receivable, Modified, Weighted-Average Interest Rate Decrease from Modification	3.00%	2.00%

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
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-Topic 310
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-Section 50
-Paragraph 42
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-Topic 310
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-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-42

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- Definition

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+ References

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Period of increase in weighted-average maturity of financing receivable modified for debtor experiencing financial difficulty, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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