Loans And Allowance For Credit Losses (Financial Impacts of Loan Modifications) (Details)	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Commercial Portfolio Segment [Member] | Business Loan [Member]
Financial Impacts of Loan Modifications and Deferrals [Line Items]
Financing Receivable, Modified, Weighted Average Term Increase from Modification	7 months	6 months
Commercial Portfolio Segment [Member] | Business Real Estate Loan [Member]
Financial Impacts of Loan Modifications and Deferrals [Line Items]
Financing Receivable, Modified, Weighted Average Term Increase from Modification	18 months	8 months
Personal Banking Portfolio Segment [Member] | Personal Real Estate Loan [Member]
Financial Impacts of Loan Modifications and Deferrals [Line Items]
Financing Receivable, Modified, Weighted Average Term Increase from Modification		6 months
Financing Receivable, Modified, Payment Deferral	16 years	8 years
Personal Banking Portfolio Segment [Member] | Consumer Loan [Member]
Financial Impacts of Loan Modifications and Deferrals [Line Items]
Financing Receivable, Interest Rate Decrease from Modification	Reduced contractual interest rate from average 21% to 6%.	Reduced contractual interest rate from average 23% to 6%.
Personal Banking Portfolio Segment [Member] | Credit Card Receivable [Member]
Financial Impacts of Loan Modifications and Deferrals [Line Items]
Financing Receivable, Interest Rate Decrease from Modification	Reduced contractual interest rate from average 21% to 6%.	Reduced contractual interest rate from average 23% to 6%.