Quarterly report pursuant to Section 13 or 15(d)

Securitizations and Other Variable Interest Entities - Other Variable Interest Entities (Details)

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Securitizations and Other Variable Interest Entities - Other Variable Interest Entities (Details) - USD ($)
$ in Millions
Sep. 30, 2022
Jun. 30, 2022
Dec. 31, 2021
Sep. 30, 2021
Jun. 30, 2021
Dec. 31, 2020
On-balance sheet assets            
Trading account assets $ 293,458   $ 247,080      
Debt securities carried at fair value 236,245   308,073      
Loans and leases 1,032,466   979,124      
Allowance for loan and lease losses (12,302) $ (11,973) (12,387) $ (13,155) $ (14,095) $ (18,802)
Other assets 155,766   163,869      
Total assets 3,072,953   3,169,495 $ 3,085,446    
On-balance sheet liabilities            
Long-term debt 269,122   280,117      
Total liabilities 2,803,429   2,899,429      
Consolidated VIEs            
On-balance sheet assets            
Trading account assets 2,794   5,004      
Loans and leases 16,073   17,135      
Allowance for loan and lease losses (802)   (958)      
Other assets 93   189      
Total assets 18,158   21,370      
On-balance sheet liabilities            
Long-term debt 3,240   3,587      
All other liabilities 9   7      
Total liabilities 3,331   3,841      
Other Variable Interest Entities            
On-balance sheet liabilities            
Total assets of VIEs, Unconsolidated 95,767   92,249      
Total assets of VIEs 98,082   97,330      
Other Variable Interest Entities | Consolidated VIEs            
Variable Interest Entity [Line Items]            
Maximum loss exposure 2,133   4,819      
On-balance sheet assets            
Trading account assets 342   2,552      
Debt securities carried at fair value 0   0      
Loans and leases 1,943   2,503      
Allowance for loan and lease losses (3)   (2)      
Other assets 33   28      
Total assets 2,315   5,081      
On-balance sheet liabilities            
Short-term borrowings 33   51      
Long-term debt 149   211      
All other liabilities 0   0      
Total liabilities 182   262      
Other Variable Interest Entities | Unconsolidated VIEs            
Variable Interest Entity [Line Items]            
Maximum loss exposure 28,835   27,790      
On-balance sheet assets            
Trading account assets 557   626      
Debt securities carried at fair value 4   7      
Loans and leases 86   47      
Allowance for loan and lease losses (11)   (12)      
Other assets 27,606   26,628      
Total assets 28,242   27,296      
On-balance sheet liabilities            
Short-term borrowings 0   0      
Long-term debt 0   0      
All other liabilities 7,009   6,548      
Total liabilities 7,009   6,548      
Other Variable Interest Entities | Variable Interest Entity            
Variable Interest Entity [Line Items]            
Maximum loss exposure 30,968   32,609      
On-balance sheet assets            
Trading account assets 899   3,178      
Debt securities carried at fair value 4   7      
Loans and leases 2,029   2,550      
Allowance for loan and lease losses (14)   (14)      
Other assets 27,639   26,656      
Total assets 30,557   32,377      
On-balance sheet liabilities            
Short-term borrowings 33   51      
Long-term debt 149   211      
All other liabilities 7,009   6,548      
Total liabilities $ 7,191   $ 6,810