Annual report pursuant to Section 13 and 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
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
On-balance sheet assets        
Trading account assets $ 247,080 $ 198,854    
Debt securities carried at fair value 308,073 246,601    
Loans and leases 979,124 927,861    
Allowance for loan and lease losses (12,387) (18,802) $ (9,416) $ (9,601)
Other assets 163,869 135,203    
Total assets 3,169,495 2,819,627  
On-balance sheet liabilities        
Long-term debt 280,117 262,934    
Total liabilities 2,899,429 2,546,703    
Consolidated VIEs        
On-balance sheet assets        
Trading account assets 5,004 5,225    
Loans and leases 17,135 23,636    
Allowance for loan and lease losses (958) (1,693)    
Other assets 189 1,387    
Total assets 21,370 28,555    
On-balance sheet liabilities        
Long-term debt 3,587 7,053    
All other liabilities 7 16    
Total liabilities 3,841 7,523    
Other Variable Interest Entities        
On-balance sheet liabilities        
Total assets of VIEs, Unconsolidated 92,249 77,984    
Total assets of VIEs 97,330 82,223    
Other Variable Interest Entities | Consolidated VIEs        
Variable Interest Entity [Line Items]        
Maximum loss exposure 4,819 4,106    
On-balance sheet assets        
Trading account assets 2,552 2,080    
Debt securities carried at fair value 0 0    
Loans and leases 2,503 2,108    
Allowance for loan and lease losses (2) (3)    
Other assets 28 54    
Total assets 5,081 4,239    
On-balance sheet liabilities        
Short-term borrowings 51 22    
Long-term debt 211 111    
All other liabilities 0 0    
Total liabilities 262 133    
Other Variable Interest Entities | Unconsolidated VIEs        
Variable Interest Entity [Line Items]        
Maximum loss exposure 27,790 23,870    
On-balance sheet assets        
Trading account assets 626 623    
Debt securities carried at fair value 7 9    
Loans and leases 47 184    
Allowance for loan and lease losses (12) (3)    
Other assets 26,628 22,553    
Total assets 27,296 23,366    
On-balance sheet liabilities        
Short-term borrowings 0 0    
Long-term debt 0 0    
All other liabilities 6,548 5,658    
Total liabilities 6,548 5,658    
Other Variable Interest Entities | Variable Interest Entity        
Variable Interest Entity [Line Items]        
Maximum loss exposure 32,609 27,976    
On-balance sheet assets        
Trading account assets 3,178 2,703    
Debt securities carried at fair value 7 9    
Loans and leases 2,550 2,292    
Allowance for loan and lease losses (14) (6)    
Other assets 26,656 22,607    
Total assets 32,377 27,605    
On-balance sheet liabilities        
Short-term borrowings 51 22    
Long-term debt 211 111    
All other liabilities 6,548 5,658    
Total liabilities $ 6,810 $ 5,791