Quarterly report [Sections 13 or 15(d)]

Securitizations and Other Variable Interest Entities - Other Asset-backed VIEs (Details)

v3.25.1
Securitizations and Other Variable Interest Entities - Other Asset-backed VIEs (Details) - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
Mar. 31, 2024
Dec. 31, 2023
On-balance sheet assets        
Trading account assets $ 339,614 $ 314,460    
Debt securities carried at fair value 388,559 358,607    
Held-to-maturity securities 550,756 558,713    
Loans and leases 1,110,625 1,095,835    
Allowance for loan and lease losses (13,256) (13,240) $ (13,213) $ (13,342)
Other assets 159,362 162,056    
Total assets 3,349,424 3,261,519 $ 3,273,803  
On-balance sheet liabilities        
Long-term debt 304,146 283,279    
Total liabilities 3,053,843 2,965,960    
Consolidated VIEs        
On-balance sheet assets        
Trading account assets 6,062 5,575    
Loans and leases 18,045 19,144    
Allowance for loan and lease losses (911) (919)    
Other assets 608 319    
Total assets 23,804 24,119    
On-balance sheet liabilities        
Long-term debt 8,368 8,457    
All other liabilities 30 21    
Total liabilities 12,687 11,807    
Credit Card and Automobile | Unconsolidated VIEs        
Variable Interest Entity [Line Items]        
Maximum loss exposure 0 0    
On-balance sheet assets        
Loans and leases 0 0    
Allowance for loan and lease losses 0 0    
Other assets 0 0    
Total retained positions 0 0    
Total assets 0 0    
Credit Card and Automobile | Consolidated VIEs        
Variable Interest Entity [Line Items]        
Maximum loss exposure 8,603 9,385    
On-balance sheet assets        
Trading account assets 0 0    
Debt securities carried at fair value 0 0    
Loans and leases 17,000 18,110    
Allowance for loan and lease losses (916) (924)    
Other assets 188 195    
Total assets 16,272 17,381    
On-balance sheet liabilities        
Short-term borrowings 0 0    
Long-term debt 7,648 7,975    
All other liabilities 21 21    
Total liabilities 7,669 7,996    
Residual interests 3,700 4,500    
Credit Card and Automobile | Senior securities: | Unconsolidated VIEs        
On-balance sheet assets        
Trading account assets 0 0    
Debt securities carried at fair value 0 0    
Held-to-maturity securities 0 0    
Resecuritization Trusts and Customer VIEs | Unconsolidated VIEs        
Variable Interest Entity [Line Items]        
Maximum loss exposure 4,182 5,300    
On-balance sheet assets        
Loans and leases 0 0    
Allowance for loan and lease losses 0 0    
Other assets 949 868    
Total retained positions 6,909 5,301    
Total assets 32,552 24,216    
Resecuritization Trusts and Customer VIEs | Consolidated VIEs        
Variable Interest Entity [Line Items]        
Maximum loss exposure 460 583    
On-balance sheet assets        
Trading account assets 879 1,002    
Debt securities carried at fair value 0 0    
Loans and leases 0 0    
Allowance for loan and lease losses 0 0    
Other assets 47 39    
Total assets 926 1,041    
On-balance sheet liabilities        
Short-term borrowings 0 0    
Long-term debt 457 458    
All other liabilities 9 0    
Total liabilities 466 458    
Resecuritization Trusts and Customer VIEs | Senior securities: | Unconsolidated VIEs        
On-balance sheet assets        
Trading account assets 3,233 1,641    
Debt securities carried at fair value 801 809    
Held-to-maturity securities 1,926 1,983    
Municipal Bond Trusts and CDOs | Unconsolidated VIEs        
Variable Interest Entity [Line Items]        
Maximum loss exposure 1,860 1,839    
On-balance sheet assets        
Loans and leases 0 0    
Allowance for loan and lease losses 0 0    
Other assets 5 6    
Total retained positions 21 22    
Total assets 6,538 6,474    
Municipal Bond Trusts and CDOs | Consolidated VIEs        
Variable Interest Entity [Line Items]        
Maximum loss exposure 4,502 3,519    
On-balance sheet assets        
Trading account assets 4,131 3,436    
Debt securities carried at fair value 371 83    
Loans and leases 0 0    
Allowance for loan and lease losses 0 0    
Other assets 0 0    
Total assets 4,502 3,519    
On-balance sheet liabilities        
Short-term borrowings 4,289 3,329    
Long-term debt 0 0    
All other liabilities 0 0    
Total liabilities 4,289 3,329    
Municipal Bond Trusts and CDOs | Senior securities: | Unconsolidated VIEs        
On-balance sheet assets        
Trading account assets 16 16    
Debt securities carried at fair value 0 0    
Held-to-maturity securities 0 0    
Investment VIEs and Leveraged Lease Trusts | Unconsolidated VIEs        
Variable Interest Entity [Line Items]        
Maximum loss exposure 2,535 2,454    
On-balance sheet assets        
Loans and leases 71 70    
Allowance for loan and lease losses (2) (2)    
Other assets 1,724 1,522    
Total retained positions 2,017 1,944    
Total assets 23,220 22,965    
Investment VIEs and Leveraged Lease Trusts | Consolidated VIEs        
Variable Interest Entity [Line Items]        
Maximum loss exposure 1,025 1,012    
On-balance sheet assets        
Trading account assets 4 5    
Debt securities carried at fair value 0 0    
Loans and leases 1,025 1,012    
Allowance for loan and lease losses (1) (1)    
Other assets 1 1    
Total assets 1,029 1,017    
On-balance sheet liabilities        
Short-term borrowings 0 0    
Long-term debt 4 5    
All other liabilities 0 0    
Total liabilities 4 5    
Investment VIEs and Leveraged Lease Trusts | Senior securities: | Unconsolidated VIEs        
On-balance sheet assets        
Trading account assets 224 354    
Debt securities carried at fair value 0 0    
Held-to-maturity securities $ 0 $ 0