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, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
On-balance sheet assets        
Trading account assets $ 214,348 $ 209,358    
Debt securities carried at fair value 238,101 315,117    
Loans and leases 946,895 936,749    
Allowance for loan and lease losses (9,601) (10,393) $ (11,237) $ (12,234)
All other assets 116,320 135,043    
Total assets 2,354,507 2,281,234    
On-balance sheet liabilities        
Long-term debt 229,340 227,402    
Total liabilities 2,089,182 2,014,088    
Consolidated VIEs        
On-balance sheet assets        
Trading account assets 5,798 6,521    
Loans and leases 43,850 48,929    
Allowance for loan and lease losses (912) (1,016)    
All other assets 337 1,721    
Total assets 49,073 56,155    
On-balance sheet liabilities        
Long-term debt 10,944 9,873    
All other liabilities 30 37    
Total liabilities 11,716 10,222    
Other Variable Interest Entities        
Variable Interest Entity [Line Items]        
Maximum loss exposure 28,675 24,445    
On-balance sheet assets        
Trading account assets 3,195 3,055    
Debt securities carried at fair value 84 160    
Loans and leases 5,889 5,748    
Allowance for loan and lease losses (32) (35)    
All other assets 18,938 15,305    
Total assets 28,074 24,233    
On-balance sheet liabilities        
Long-term debt 152 270    
All other liabilities 4,238 3,435    
Total liabilities 4,390 3,705    
Consolidated total assets of VIEs 4,335 4,947    
Unconsolidated total assets of VIEs 94,746 69,746    
Total assets of VIEs 99,081 74,693    
Other Variable Interest Entities | Consolidated VIEs        
Variable Interest Entity [Line Items]        
Maximum loss exposure 4,177 4,660    
On-balance sheet assets        
Trading account assets 2,335 2,709    
Debt securities carried at fair value 0 0    
Loans and leases 1,949 2,152    
Allowance for loan and lease losses (2) (3)    
All other assets 53 89    
Total assets 4,335 4,947    
On-balance sheet liabilities        
Long-term debt 152 270    
All other liabilities 7 18    
Total liabilities 159 288    
Other Variable Interest Entities | Unconsolidated VIEs        
Variable Interest Entity [Line Items]        
Maximum loss exposure 24,498 19,785    
On-balance sheet assets        
Trading account assets 860 346    
Debt securities carried at fair value 84 160    
Loans and leases 3,940 3,596    
Allowance for loan and lease losses (30) (32)    
All other assets 18,885 15,216    
Total assets 23,739 19,286    
On-balance sheet liabilities        
Long-term debt 0 0    
All other liabilities 4,231 3,417    
Total liabilities $ 4,231 $ 3,417