v3.26.1
Allowance for Credit Losses (Schedule Of Financial Difficulty and Modification) (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 108 $ 54
% of Total Class of Financing Receivable 0.23% 0.14%
Financing receivable, modified, subsequent default $ 12 $ 4
Financing receivable, modified after 12 months 240 106
Financing receivable, modified, non-accrual 77 13
Current and Other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 110 80
Greater than 30 to 59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 44 4
60 to 89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 2 5
90 Days or More and Accruing (2)    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 7 4
Interest Rate Reduction    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 19 11
Term Extension    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 23 19
Financing receivable, modified, subsequent default 5 2
Other -Than-Insignificant Payment Delay    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 63 23
Financing receivable, modified, subsequent default 6 2
Term Extension and Other-than-Insignificant Payment Delay    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 3 1
Financing receivable, modified, subsequent default 1  
Commercial real estate | Non-owner occupied term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 14  
% of Total Class of Financing Receivable 0.17%  
Financing receivable, modified after 12 months $ 35  
Financing receivable, modified, non-accrual 14  
Commercial real estate | Non-owner occupied term | Current and Other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 21  
Commercial real estate | Non-owner occupied term | Greater than 30 to 59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 0  
Commercial real estate | Non-owner occupied term | 60 to 89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 0  
Commercial real estate | Non-owner occupied term | 90 Days or More and Accruing (2)    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 0  
Commercial real estate | Owner occupied term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 28 $ 2
% of Total Class of Financing Receivable 0.39% 0.03%
Financing receivable, modified, subsequent default $ 2 $ 1
Financing receivable, modified after 12 months 35 5
Financing receivable, modified, non-accrual 29 3
Commercial real estate | Owner occupied term | Current and Other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 6 2
Commercial real estate | Owner occupied term | Greater than 30 to 59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 0 0
Commercial real estate | Owner occupied term | 60 to 89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 0 0
Commercial real estate | Owner occupied term | 90 Days or More and Accruing (2)    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 0 0
Commercial real estate | Construction & development    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 3  
% of Total Class of Financing Receivable 0.18%  
Financing receivable, modified after 12 months $ 41 2
Financing receivable, modified, non-accrual 0 0
Commercial real estate | Construction & development | Current and Other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 3 2
Commercial real estate | Construction & development | Greater than 30 to 59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 38 0
Commercial real estate | Construction & development | 60 to 89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 0 0
Commercial real estate | Construction & development | 90 Days or More and Accruing (2)    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 0 0
Commercial real estate | Interest Rate Reduction | Non-owner occupied term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 14  
Financing receivable, modified, weighted average interest rate decrease from modification 6.41%  
Commercial real estate | Interest Rate Reduction | Owner occupied term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 0 $ 0
Financing receivable, modified, weighted average interest rate decrease from modification   0.00%
Commercial real estate | Interest Rate Reduction | Construction & development    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 0  
Commercial real estate | Term Extension | Non-owner occupied term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 0  
Commercial real estate | Term Extension | Owner occupied term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 0 $ 1
Financing receivable, modified, weighted average term increase from modification   6 months
Financing receivable, modified, subsequent default 2 $ 0
Commercial real estate | Term Extension | Construction & development    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 3  
Financing receivable, modified, weighted average term increase from modification 7 months  
Commercial real estate | Other -Than-Insignificant Payment Delay | Non-owner occupied term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 0  
Financing receivable, modified, deferral amount 0  
Commercial real estate | Other -Than-Insignificant Payment Delay | Owner occupied term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 28 1
Financing receivable, modified, deferral amount 28 1
Financing receivable, modified, subsequent default 0 1
Commercial real estate | Other -Than-Insignificant Payment Delay | Construction & development    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 0  
Financing receivable, modified, deferral amount 0  
Commercial real estate | Term Extension and Other-than-Insignificant Payment Delay | Non-owner occupied term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 0  
Commercial real estate | Term Extension and Other-than-Insignificant Payment Delay | Owner occupied term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 0 0
Financing receivable, modified, subsequent default 0  
Commercial real estate | Term Extension and Other-than-Insignificant Payment Delay | Construction & development    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 0  
Commercial | Term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 6 $ 12
% of Total Class of Financing Receivable 0.09% 0.22%
Financing receivable, modified after 12 months $ 37 $ 22
Financing receivable, modified, non-accrual 1 5
Commercial | Term | Current and Other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 35 16
Commercial | Term | Greater than 30 to 59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 1 0
Commercial | Term | 60 to 89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 0 1
Commercial | Term | 90 Days or More and Accruing (2)    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 0 0
Commercial | Lines of credit & other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 48 $ 31
% of Total Class of Financing Receivable 1.26% 1.12%
Financing receivable, modified, subsequent default $ 3 $ 3
Financing receivable, modified after 12 months 61 46
Financing receivable, modified, non-accrual 33 5
Commercial | Lines of credit & other | Current and Other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 25 36
Commercial | Lines of credit & other | Greater than 30 to 59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 3 2
Commercial | Lines of credit & other | 60 to 89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 0 3
Commercial | Lines of credit & other | 90 Days or More and Accruing (2)    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 0 0
Commercial | Leases & equipment finance    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 1 $ 1
% of Total Class of Financing Receivable 0.06% 0.06%
Financing receivable, modified after 12 months $ 2 $ 3
Financing receivable, modified, non-accrual 0 0
Commercial | Leases & equipment finance | Current and Other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 1 2
Commercial | Leases & equipment finance | Greater than 30 to 59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 1 1
Commercial | Leases & equipment finance | 60 to 89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 0 0
Commercial | Leases & equipment finance | 90 Days or More and Accruing (2)    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 0 0
Commercial | Interest Rate Reduction | Term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 5 $ 0
Financing receivable, modified, weighted average interest rate decrease from modification 4.45% 0.50%
Commercial | Interest Rate Reduction | Lines of credit & other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 0 $ 11
Financing receivable, modified, weighted average interest rate decrease from modification 0.00% 0.26%
Commercial | Interest Rate Reduction | Leases & equipment finance    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 0 $ 0
Financing receivable, modified, weighted average interest rate decrease from modification 0.00% 0.00%
Commercial | Term Extension | Term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 1 $ 0
Financing receivable, modified, weighted average term increase from modification 6 months  
Commercial | Term Extension | Lines of credit & other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 18 $ 17
Financing receivable, modified, weighted average term increase from modification 7 months 1 year
Financing receivable, modified, subsequent default $ 3 $ 2
Commercial | Term Extension | Leases & equipment finance    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 1 $ 1
Financing receivable, modified, weighted average term increase from modification 11 months 1 year 1 month 6 days
Commercial | Other -Than-Insignificant Payment Delay | Term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 0 $ 12
Financing receivable, modified, deferral amount 0 0
Commercial | Other -Than-Insignificant Payment Delay | Lines of credit & other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 30 3
Financing receivable, modified, deferral amount 30 3
Financing receivable, modified, subsequent default 0 1
Commercial | Other -Than-Insignificant Payment Delay | Leases & equipment finance    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 0 0
Financing receivable, modified, deferral amount 0 0
Commercial | Term Extension and Other-than-Insignificant Payment Delay | Term    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 0 0
Commercial | Term Extension and Other-than-Insignificant Payment Delay | Lines of credit & other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 0 0
Financing receivable, modified, subsequent default 0  
Commercial | Term Extension and Other-than-Insignificant Payment Delay | Leases & equipment finance    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 0 0
Residential | Mortgage    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 8 $ 8
% of Total Class of Financing Receivable 0.15% 0.14%
Financing receivable, modified, subsequent default $ 7  
Financing receivable, modified after 12 months 29 $ 28
Financing receivable, modified, non-accrual 0 0
Residential | Mortgage | Current and Other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 19 22
Residential | Mortgage | Greater than 30 to 59 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 1 1
Residential | Mortgage | 60 to 89 Days Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 2 1
Residential | Mortgage | 90 Days or More and Accruing (2)    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing receivable, modified after 12 months 7 4
Residential | Interest Rate Reduction | Mortgage    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 0 $ 0
Financing receivable, modified, weighted average interest rate decrease from modification 0.00% 0.50%
Residential | Term Extension | Mortgage    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs $ 0 $ 0
Financing receivable, modified, weighted average term increase from modification 12 years 7 months 6 days 7 years 1 month 6 days
Financing receivable, modified, subsequent default $ 0  
Residential | Other -Than-Insignificant Payment Delay | Mortgage    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 5 $ 7
Financing receivable, modified, deferral amount 0 1
Financing receivable, modified, subsequent default 6  
Residential | Term Extension and Other-than-Insignificant Payment Delay | Mortgage    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Troubled debt restructurings, net of deferred fees and costs 3 $ 1
Financing receivable, modified, subsequent default $ 1