Quarterly report pursuant to Section 13 or 15(d)

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

v3.21.2
Securitizations and Other Variable Interest Entities - Other Variable Interest Entities, Additional Information (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Variable Interest Entity [Line Items]          
Total assets $ 3,085,446 $ 2,738,452 $ 3,085,446 $ 2,738,452 $ 2,819,627
Consolidated VIEs          
Variable Interest Entity [Line Items]          
Total assets 20,431   20,431   28,555
Customer Vehicles          
Variable Interest Entity [Line Items]          
Maximum loss exposure 2,800   2,800   2,300
Collateralized Debt Obligations          
Variable Interest Entity [Line Items]          
Maximum loss exposure 258   258   298
Investment Vehicles          
Variable Interest Entity [Line Items]          
Maximum loss exposure 2,000   2,000   1,500
Investment Vehicles | Consolidated VIEs          
Variable Interest Entity [Line Items]          
Total assets 1,000   1,000   494
Investment Vehicles | Unconsolidated VIEs          
Variable Interest Entity [Line Items]          
Total assets 6,600   6,600   5,400
Leveraged Lease Trusts | Consolidated VIEs          
Variable Interest Entity [Line Items]          
Total assets 1,500   1,500   1,700
Tax Credit Vehicles          
Investments in Affordable Housing Projects [Abstract]          
Investments in affordable housing project investments 11,700   11,700   11,200
Unfunded commitments 5,300   $ 5,300   5,000
Unfunded commitment payment period     5 years    
Tax credits and other benefits 350 376 $ 1,100 986  
Pretax losses 282 $ 272 837 $ 799  
Tax Credit Vehicles | Unconsolidated VIEs          
Variable Interest Entity [Line Items]          
Maximum loss exposure $ 23,500   $ 23,500   $ 22,000