Quarterly report pursuant to Section 13 or 15(d)

Securitizations and Other Variable Interest Entities - Other Variable Interest Entities, Narrative (Details)

v3.23.3
Securitizations and Other Variable Interest Entities - Other Variable Interest Entities, Narrative (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
Variable Interest Entity [Line Items]          
Total assets of VIEs $ 1,500   $ 1,500   $ 1,500
Total assets 3,153,090 $ 3,072,953 3,153,090 $ 3,072,953 3,051,375
Consolidated VIEs          
Variable Interest Entity [Line Items]          
Total assets 20,969   20,969   18,873
Customer Vehicles          
Variable Interest Entity [Line Items]          
Maximum loss exposure 832   832   914
Collateralized Debt Obligations And Collateralized Loan Obligations          
Variable Interest Entity [Line Items]          
Maximum loss exposure 16,300   16,300   16,300
Collateralized Debt Obligations And Collateralized Loan Obligations | Unconsolidated VIEs          
Variable Interest Entity [Line Items]          
Loans and securities 16,200   16,200   16,300
Investment Vehicles          
Variable Interest Entity [Line Items]          
Maximum loss exposure 1,800   1,800   2,400
Investment Vehicles | Consolidated VIEs          
Variable Interest Entity [Line Items]          
Total assets 471   471   854
Investment Vehicles | Unconsolidated VIEs          
Variable Interest Entity [Line Items]          
Total assets 15,400   15,400   12,200
Leveraged Lease Trusts | Consolidated VIEs          
Variable Interest Entity [Line Items]          
Total assets 1,200   1,200   1,200
Tax Credit Vehicles          
Investments in Affordable Housing Projects [Abstract]          
Investments in affordable housing project investments 14,900   14,900   14,700
Unfunded commitments 6,800   $ 6,800   6,900
Unfunded commitment payment period     5 years    
Tax credits and other benefits 526 457 $ 1,600 1,300  
Pretax losses 379 350 1,100 1,000  
Tax Credit Vehicles | Unconsolidated VIEs          
Variable Interest Entity [Line Items]          
Maximum loss exposure 28,800   28,800   28,800
Total assets 81,700   81,700   74,800
Renewable Energy Investments          
Investments in Affordable Housing Projects [Abstract]          
Equity investments 13,900   13,900   13,900
Unfunded capital contributions 6,500   $ 6,500   $ 1,900
Term of unfunded capital contributions (in years)     2 years    
Tax credits and other tax benefits related to renewable energy investments 1,300 527 $ 3,400 2,000  
Pretax losses in renewable energy investments $ 849 $ 337 $ 2,000 $ 1,400