Quarterly report pursuant to Section 13 or 15(d)

VIEs - Unconsolidated VIEs (Details)

v3.21.2
VIEs - Unconsolidated VIEs (Details) - USD ($)
$ in Millions
Jun. 30, 2021
Dec. 31, 2020
Variable Interest Entity [Line Items]    
Total Assets $ 175,172 $ 123,038
Total Liabilities 154,641 110,045
Variable Interest Entity, Not Primary Beneficiary    
Variable Interest Entity [Line Items]    
Total Assets 1,729 1,278
Total Liabilities 1,023 824
Maximum Exposure to Loss 1,715 1,264
Trust Preferred Securities | Variable Interest Entity, Not Primary Beneficiary    
Variable Interest Entity [Line Items]    
Total Assets 14 14
Total Liabilities 274 252
Maximum Exposure to Loss 0 0
Affordable Housing Tax Credit Partnerships | Variable Interest Entity, Not Primary Beneficiary    
Variable Interest Entity [Line Items]    
Total Assets 1,293 956
Total Liabilities 644 500
Maximum Exposure to Loss 1,293 956
Other Investments | Variable Interest Entity, Not Primary Beneficiary    
Variable Interest Entity [Line Items]    
Total Assets 422 308
Total Liabilities 105 72
Maximum Exposure to Loss $ 422 $ 308