v3.25.4
Loans And The Allowance For Credit Losses (Modifications By Class And Segment) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 494 $ 411
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.52% 0.43%
Commercial Real Estate Mortgage - Owner-Occupied [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 2 $ 3
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.04% 0.05%
Commercial investor real estate mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 100 $ 172
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 1.40% 2.62%
Residential First Mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 214 $ 164
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 1.08% 0.82%
Home Equity Lines of Credit[Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 6 $ 10
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.19% 0.30%
Home Equity Loan [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 10 $ 12
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.46% 0.51%
Commercial And Industrial [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 162 $ 50
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.33% 0.10%
Extended Maturity    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 425 $ 321
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.44% 0.33%
Extended Maturity | Commercial Real Estate Mortgage - Owner-Occupied [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 2 $ 3
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.04% 0.05%
Extended Maturity | Commercial investor real estate mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 100 $ 111
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 1.40% 1.69%
Extended Maturity | Residential First Mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 191 $ 156
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.97% 0.78%
Extended Maturity | Home Equity Lines of Credit[Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 1 $ 1
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.02% 0.02%
Extended Maturity | Home Equity Loan [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 4 $ 4
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.19% 0.17%
Extended Maturity | Commercial And Industrial [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 127 $ 46
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.26% 0.09%
Payment Deferral    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 3 $ 2
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Payment Deferral | Commercial Real Estate Mortgage - Owner-Occupied [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Payment Deferral | Commercial investor real estate mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Payment Deferral | Residential First Mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 3 $ 2
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.01% 0.01%
Payment Deferral | Home Equity Lines of Credit[Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Payment Deferral | Home Equity Loan [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Payment Deferral | Commercial And Industrial [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Extended Maturity and Interest Rate Reduction    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 31 $ 24
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.03% 0.02%
Extended Maturity and Interest Rate Reduction | Commercial Real Estate Mortgage - Owner-Occupied [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Extended Maturity and Interest Rate Reduction | Commercial investor real estate mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Extended Maturity and Interest Rate Reduction | Residential First Mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 19 $ 6
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.09% 0.03%
Extended Maturity and Interest Rate Reduction | Home Equity Lines of Credit[Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 5 $ 9
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.17% 0.29%
Extended Maturity and Interest Rate Reduction | Home Equity Loan [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 6 $ 8
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.27% 0.34%
Extended Maturity and Interest Rate Reduction | Commercial And Industrial [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 1 $ 1
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Other Loan Modification type    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 17 $ 30
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.02% 0.03%
Other Loan Modification type | Commercial Real Estate Mortgage - Owner-Occupied [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Other Loan Modification type | Commercial investor real estate mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 27
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.42%
Other Loan Modification type | Residential First Mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 1 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Other Loan Modification type | Home Equity Lines of Credit[Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Other Loan Modification type | Home Equity Loan [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Other Loan Modification type | Commercial And Industrial [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 16 $ 3
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.03% 0.01%
Contractual Interest Rate Reduction    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount   $ 34
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage   0.04%
Contractual Interest Rate Reduction | Commercial Real Estate Mortgage - Owner-Occupied [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount   $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage   0.00%
Contractual Interest Rate Reduction | Commercial investor real estate mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount   $ 34
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage   0.52%
Contractual Interest Rate Reduction | Residential First Mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount   $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage   0.00%
Contractual Interest Rate Reduction | Home Equity Lines of Credit[Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount   $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage   0.00%
Contractual Interest Rate Reduction | Home Equity Loan [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount   $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage   0.00%
Contractual Interest Rate Reduction | Commercial And Industrial [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount   $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage   0.00%
Extended Maturity and Payment Deferral    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 18  
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.02%  
Extended Maturity and Payment Deferral | Commercial Real Estate Mortgage - Owner-Occupied [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0  
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00%  
Extended Maturity and Payment Deferral | Commercial investor real estate mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0  
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00%  
Extended Maturity and Payment Deferral | Residential First Mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0  
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00%  
Extended Maturity and Payment Deferral | Home Equity Lines of Credit[Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0  
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00%  
Extended Maturity and Payment Deferral | Home Equity Loan [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0  
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00%  
Extended Maturity and Payment Deferral | Commercial And Industrial [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 18  
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.04%  
Commercial    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 164 $ 53
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.30% 0.10%
Commercial | Extended Maturity    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 129 $ 49
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.24% 0.09%
Commercial | Payment Deferral    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Commercial | Extended Maturity and Interest Rate Reduction    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 1 $ 1
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Commercial | Other Loan Modification type    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 16 $ 3
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.03% 0.01%
Commercial | Contractual Interest Rate Reduction    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount   $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage   0.00%
Commercial | Extended Maturity and Payment Deferral    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 18  
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.03%  
Investor Real Estate    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 100 $ 172
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 1.10% 1.98%
Investor Real Estate | Extended Maturity    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 100 $ 111
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 1.10% 1.28%
Investor Real Estate | Payment Deferral    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Investor Real Estate | Extended Maturity and Interest Rate Reduction    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Investor Real Estate | Other Loan Modification type    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0 $ 27
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.31%
Investor Real Estate | Contractual Interest Rate Reduction    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount   $ 34
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage   0.39%
Investor Real Estate | Extended Maturity and Payment Deferral    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0  
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00%  
Consumer    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 230 $ 186
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.71% 0.56%
Consumer | Extended Maturity    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 196 $ 161
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.60% 0.49%
Consumer | Payment Deferral    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 3 $ 2
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.01% 0.01%
Consumer | Extended Maturity and Interest Rate Reduction    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 30 $ 23
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.09% 0.07%
Consumer | Other Loan Modification type    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 1 $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00% 0.00%
Consumer | Contractual Interest Rate Reduction    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount   $ 0
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage   0.00%
Consumer | Extended Maturity and Payment Deferral    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified in Period, amount $ 0  
Financing Receivable, Excluding Accrued Interest, Modified in Period, Percentage 0.00%