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, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
On-balance sheet assets        
Trading account assets $ 229,826 $ 214,348    
Debt securities carried at fair value 256,467 238,101    
Loans and leases 983,426 946,895    
Allowance for loan and lease losses (9,416) (9,601) $ (10,393) $ (11,237)
Other assets 129,690 116,320    
Total assets 2,434,079 2,354,507    
On-balance sheet liabilities        
Long-term debt 240,856 229,392    
Total liabilities 2,169,269 2,089,182    
Consolidated VIEs        
On-balance sheet assets        
Trading account assets 5,811 5,798    
Loans and leases 38,837 43,850    
Allowance for loan and lease losses (807) (912)    
Other assets 540 337    
Total assets 44,381 49,073    
On-balance sheet liabilities        
Long-term debt 8,718 10,944    
All other liabilities 22 30    
Total liabilities 10,915 11,716    
Other Variable Interest Entities        
Variable Interest Entity [Line Items]        
Maximum loss exposure 30,381 28,675    
On-balance sheet assets        
Trading account assets 2,762 3,195    
Debt securities carried at fair value 74 84    
Loans and leases 5,024 5,889    
Allowance for loan and lease losses (40) (32)    
Other assets 20,628 18,938    
Total assets 28,448 28,074    
On-balance sheet liabilities        
Long-term debt 46 152    
All other liabilities 5,089 4,238    
Total liabilities 5,135 4,390    
Total assets of VIEs 102,593 99,081    
Other Variable Interest Entities | Consolidated VIEs        
Variable Interest Entity [Line Items]        
Maximum loss exposure 4,055 4,177    
On-balance sheet assets        
Trading account assets 2,213 2,335    
Debt securities carried at fair value 0 0    
Loans and leases 1,810 1,949    
Allowance for loan and lease losses (2) (2)    
Other assets 81 53    
Total assets 4,102 4,335    
On-balance sheet liabilities        
Long-term debt 46 152    
All other liabilities 2 7    
Total liabilities 48 159    
Consolidated total assets of VIEs 4,102 4,335    
Other Variable Interest Entities | Unconsolidated VIEs        
Variable Interest Entity [Line Items]        
Maximum loss exposure 26,326 24,498    
On-balance sheet assets        
Trading account assets 549 860    
Debt securities carried at fair value 74 84    
Loans and leases 3,214 3,940    
Allowance for loan and lease losses (38) (30)    
Other assets 20,547 18,885    
Total assets 24,346 23,739    
On-balance sheet liabilities        
Long-term debt 0 0    
All other liabilities 5,087 4,231    
Total liabilities 5,087 4,231    
Unconsolidated total assets of VIEs $ 98,491 $ 94,746