Quarterly report pursuant to Section 13 or 15(d)

Securitizations and Other Variable Interest Entities - Other Variable Interest Entities, Additional Information (Details)

v3.21.1
Securitizations and Other Variable Interest Entities - Other Variable Interest Entities, Additional Information (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Variable Interest Entity [Line Items]      
Total assets $ 2,969,992 $ 2,619,954 $ 2,819,627
Consolidated VIEs      
Variable Interest Entity [Line Items]      
Total assets 24,002   28,555
Customer Vehicles      
Variable Interest Entity [Line Items]      
Maximum loss exposure 2,500   2,300
Collateralized Debt Obligations      
Variable Interest Entity [Line Items]      
Maximum loss exposure 288   298
Investment Vehicles      
Variable Interest Entity [Line Items]      
Maximum loss exposure 1,900   1,500
Investment Vehicles | Consolidated VIEs      
Variable Interest Entity [Line Items]      
Total assets 780   494
Investment Vehicles | Unconsolidated VIEs      
Variable Interest Entity [Line Items]      
Total assets 5,900   5,400
Leveraged Lease Trusts | Consolidated VIEs      
Variable Interest Entity [Line Items]      
Total assets 1,600   1,700
Tax Credit Vehicles      
Investments in Affordable Housing Projects [Abstract]      
Investments in affordable housing project investments 11,200   11,200
Unfunded commitments $ 5,000   5,000
Unfunded commitment payment period 5 years    
Tax credits and other benefits $ 393 268  
Pretax losses 276 $ 272  
Tax Credit Vehicles | Unconsolidated VIEs      
Variable Interest Entity [Line Items]      
Maximum loss exposure $ 22,400   $ 22,000