v3.25.4
Fair Values - Assets and Liabilities Measured at Fair Value on a Nonrecurring Basis (Details) - Nonrecurring - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Assets at fair value      
Loans $ 3,704 $ 6,125  
Other assets—Other investments 64 58  
Other assets—ROU assets 20 23  
Total 3,788 6,206  
Liabilities at fair value      
Other liabilities and accrued expenses—Lending commitments 71 81  
Total 71 81  
Assets      
Fair Value Adjustment Disclosure      
Gains (losses) from fair value remeasurements (560) (123) $ (484)
Loans      
Fair Value Adjustment Disclosure      
Gains (losses) from fair value remeasurements (473) (64) (426)
Other assets-other investments      
Fair Value Adjustment Disclosure      
Gains (losses) from fair value remeasurements (6) (9) (15)
Other assets—Premises, equipment and software      
Fair Value Adjustment Disclosure      
Gains (losses) from fair value remeasurements (69) (17) (8)
Other assets—ROU assets5      
Fair Value Adjustment Disclosure      
Gains (losses) from fair value remeasurements (12) (33) (35)
Liabilities      
Fair Value Adjustment Disclosure      
Gains (losses) from fair value remeasurements 15 19 75
Other liabilities and accrued expenses—Lending commitments      
Fair Value Adjustment Disclosure      
Gains (losses) from fair value remeasurements 15 19 $ 75
Level 2      
Assets at fair value      
Loans 2,385 1,607  
Other assets—Other investments 0 0  
Other assets—ROU assets 20 23  
Total 2,405 1,630  
Liabilities at fair value      
Other liabilities and accrued expenses—Lending commitments 53 48  
Total 53 48  
Level 3      
Assets at fair value      
Loans 1,319 4,518  
Other assets—Other investments 64 58  
Other assets—ROU assets 0 0  
Total 1,383 4,576  
Liabilities at fair value      
Other liabilities and accrued expenses—Lending commitments 18 33  
Total $ 18 $ 33