Quarterly report [Sections 13 or 15(d)]

Outstanding Loans and Leases and Allowance for Credit Losses - Commercial Loans, Loans Held-for-sale and Accrued Interest Receivable (Details)

v3.25.1
Outstanding Loans and Leases and Allowance for Credit Losses - Commercial Loans, Loans Held-for-sale and Accrued Interest Receivable (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Loans held-for-sale (includes $2,672 and $2,214 measured at fair value) $ 6,867   $ 9,545
Accrued interest receivable $ 4,300   $ 4,300
Financing Receivable, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration] Other Receivables   Other Receivables
Consumer and Small Business Credit Card      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Interest and fee income reversed $ 231 $ 205  
Commercial      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Loans held-for-sale (includes $2,672 and $2,214 measured at fair value) 6,900   $ 9,500
Proceeds from sales and paydowns of loans originally classified as LHFS 13,900 3,300  
Originations and purchases $ 10,500 $ 5,800  
Commercial | Commercial loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Weighted-average duration 1 year 7 months 6 days 1 year 3 months 18 days  
Lending commitments $ 86 $ 717  
Commercial | Commercial loans | Forbearance Program      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Weighted-average duration 8 months 10 months  
Commercial | Commercial loans | Forbearances | Minimum      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Weighted-average duration 8 months    
Commercial | Commercial loans | Forbearances | Maximum      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Weighted-average duration 24 months