v3.25.2
Credit Quality And Allowance For Credit Losses (Loan Modifications Made to Borrowers Experiencing Financial Difficulty) (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 127 $ 119 $ 194 $ 193
Percent of Total Class 0.25% 0.23% 0.38% 0.37%
Weighted-Average Interest Rate Reduction (2.05%) 1.31% (2.11%) (1.34%)
Weighted-Average Term Extension (in months) 23 months 12 months 21 months 13 months
Term Extension        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total [1] $ 106 $ 108 $ 172 $ 173
Interest Rate Reduction        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 1 8 2 9
Combination        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total [2] 20 3 20 11
Business loans:        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 118 $ 118 $ 184 $ 190
Percent of Total Class 0.25% 0.25% 0.39% 0.40%
Weighted-Average Interest Rate Reduction (2.97%) 1.03% (2.97%) (1.06%)
Weighted-Average Term Extension (in months) 16 months 12 months 17 months 12 months
Business loans: | Term Extension        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total [1] $ 106 $ 108 $ 172 $ 173
Business loans: | Term Extension | International        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total [1]   8   9
Business loans: | Interest Rate Reduction        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 0 7 0 7
Business loans: | Interest Rate Reduction | International        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total   0   0
Business loans: | Combination        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total [2] $ 12 3 $ 12 10
Business loans: | Combination | International        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total [2]   $ 0   $ 0
Business loans: | Commercial        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Weighted-Average Interest Rate Reduction 0.00% 1.03% 0.00% (1.06%)
Weighted-Average Term Extension (in months) 16 months 13 months 16 months 12 months
Business loans: | Commercial | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 97 $ 101 $ 122 $ 166
Percent of Total Class 0.36% 0.38% 0.45% 0.61%
Business loans: | Commercial | International        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total   $ 8   $ 9
Percent of Total Class   0.71%   0.84%
Weighted-Average Interest Rate Reduction       0.00%
Weighted-Average Term Extension (in months)   8 months   9 months
Business loans: | Commercial | Commercial mortgage:        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Weighted-Average Interest Rate Reduction 0.00% 0.00% 0.00% 0.00%
Weighted-Average Term Extension (in months) 14 months 7 months 20 months 9 months
Business loans: | Commercial | Commercial mortgage: | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 9 $ 9 $ 50 $ 15
Percent of Total Class 0.06% 0.06% 0.34% 0.10%
Business loans: | Commercial | Commercial mortgage: | Other business lines        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Weighted-Average Interest Rate Reduction [3] 0.00% 0.00% 0.00% 0.00%
Weighted-Average Term Extension (in months) 18 months 7 months 20 months [3] 9 months
Business loans: | Commercial | Commercial mortgage: | Other business lines | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 3 [3] $ 9 [3] $ 10 [3] $ 15
Percent of Total Class [3] 0.04% 0.10% 0.12% 0.16%
Business loans: | Commercial | Commercial mortgage: | Commercial        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Weighted-Average Interest Rate Reduction 0.00%   0.00%  
Weighted-Average Term Extension (in months) 12 months   20 months  
Business loans: | Commercial | Commercial mortgage: | Commercial | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 6   $ 40  
Percent of Total Class 0.10%   0.64%  
Business loans: | Commercial | Real estate construction        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Weighted-Average Interest Rate Reduction     2.97%  
Weighted-Average Term Extension (in months)     18 months  
Business loans: | Commercial | Real estate construction | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 12   $ 12  
Percent of Total Class 0.33%   0.33%  
Business loans: | Commercial | Real estate construction | Other business lines        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Weighted-Average Interest Rate Reduction (2.97%)   (2.97%)  
Business loans: | Commercial | Real estate construction | Commercial        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Weighted-Average Term Extension (in months) 18 months   18 months  
Business loans: | Commercial | Real estate construction | Commercial | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 12   $ 12  
Percent of Total Class 0.36%   0.36%  
Business loans: | Commercial | Term Extension | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total [1] $ 97 $ 91 $ 122 $ 149
Business loans: | Commercial | Term Extension | Commercial mortgage: | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total [1] 9 9 50 15
Business loans: | Commercial | Term Extension | Commercial mortgage: | Other business lines | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total [1],[3] 3 9 10 15
Business loans: | Commercial | Term Extension | Commercial mortgage: | Commercial | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 6   40  
Business loans: | Commercial | Term Extension | Real estate construction | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 0   0  
Business loans: | Commercial | Term Extension | Real estate construction | Commercial | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 0   0  
Business loans: | Commercial | Interest Rate Reduction | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 0 7 0 7
Business loans: | Commercial | Interest Rate Reduction | Commercial mortgage: | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 0 0 0 0
Business loans: | Commercial | Interest Rate Reduction | Commercial mortgage: | Other business lines | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total [3] 0 0 0 0
Business loans: | Commercial | Interest Rate Reduction | Commercial mortgage: | Commercial | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 0   0  
Business loans: | Commercial | Interest Rate Reduction | Real estate construction | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 0   0  
Business loans: | Commercial | Interest Rate Reduction | Real estate construction | Commercial | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 0   0  
Business loans: | Commercial | Combination | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total [2] 0 3 0 10
Business loans: | Commercial | Combination | Commercial mortgage: | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total [2] 0 0 0 0
Business loans: | Commercial | Combination | Commercial mortgage: | Other business lines | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total [2],[3] 0 0 0 0
Business loans: | Commercial | Combination | Commercial mortgage: | Commercial | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 0   0  
Business loans: | Commercial | Combination | Real estate construction | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 12   12  
Business loans: | Commercial | Combination | Real estate construction | Commercial | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 12   12  
Retail loans:        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 9 $ 1 $ 10 $ 3
Percent of Total Class 0.21% 0.03% 0.24% 0.08%
Retail loans: | Residential mortgage        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 8   $ 8  
Percent of Total Class 0.39%   0.39%  
Weighted-Average Interest Rate Reduction     (0.38%)  
Weighted-Average Term Extension (in months)     120 months  
Retail loans: | Term Extension        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 0 [1] $ 0 $ 0 [1] $ 0
Retail loans: | Term Extension | Residential mortgage        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 0   0  
Retail loans: | Interest Rate Reduction        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 1 1 2  
Retail loans: | Interest Rate Reduction | Residential mortgage        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 0   0  
Retail loans: | Combination        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 8 [2] 0 8 [2] 1
Retail loans: | Combination | Residential mortgage        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 8   8  
Retail loans: | Payment Delay        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total       2
Retail loans: | Consumer        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 1 $ 1 $ 2 $ 3
Percent of Total Class 0.05% 0.05% 0.10% 0.15%
Weighted-Average Interest Rate Reduction 0.83% 4.17% 1.11% 3.54%
Weighted-Average Term Extension (in months) 120 months   120 months 118 months
Retail loans: | Consumer | Home equity        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Weighted-Average Interest Rate Reduction (4.26%) (4.17%) (3.73%) (3.54%)
Weighted-Average Term Extension (in months)       118 months
Retail loans: | Consumer | Home equity | Other business lines | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 1 $ 1 $ 2 $ 3
Percent of Total Class 0.06% 0.07% 0.13% 0.19%
Retail loans: | Consumer | Consumer Loan        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Weighted-Average Interest Rate Reduction 4.26% 4.17% 3.73% 3.54%
Weighted-Average Term Extension (in months)       118 months
Retail loans: | Consumer | Term Extension        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 0 [1] $ 0 $ 0 [1] $ 0
Retail loans: | Consumer | Term Extension | Home equity | Other business lines | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 0 [1] 0 0 [1] 0
Retail loans: | Consumer | Interest Rate Reduction        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 1 1 2  
Retail loans: | Consumer | Interest Rate Reduction | Home equity | Other business lines | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 1   2  
Retail loans: | Consumer | Combination        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total 0 [2] 0 0 [2] 1
Retail loans: | Consumer | Combination | Home equity | Other business lines | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total $ 0 [2] 0 $ 0 [2] 1
Retail loans: | Consumer | Payment Delay        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total       2
Retail loans: | Consumer | Payment Delay | Home equity | Other business lines | Domestic        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Total   $ 1   $ 2
[1] Represents loan balances where terms were extended or payments were delayed by a more than an insignificant time period, typically more than 180 days, at or above contractual interest rates.
[2] Relates to FDMs where more than one type of modification was made. For the three- and six-month periods ended June 30, 2025 and 2024, this primarily related to modifications where the interest rate was reduced and the term was extended.
(c)Primarily loans to real estate developers.
[3] Primarily loans secured by owner-occupied real estate.