Quarterly report pursuant to Section 13 or 15(d)

VIEs - Unconsolidated VIEs (Details)

v3.19.1
VIEs - Unconsolidated VIEs (Details) - USD ($)
$ in Millions
Mar. 31, 2019
Dec. 31, 2018
Trust Preferred Securities    
Variable Interest Entity [Line Items]    
Total Assets $ 14 $ 14
Total Liabilities 252 252
Maximum Exposure to Loss 0 0
Affordable Housing Tax Credit Partnerships    
Variable Interest Entity [Line Items]    
Total Assets 685 708
Total Liabilities 314 357
Maximum Exposure to Loss 685 708
Other Investments    
Variable Interest Entity [Line Items]    
Total Assets 150 126
Total Liabilities 59 53
Maximum Exposure to Loss 150 126
Total    
Variable Interest Entity [Line Items]    
Total Assets 849 848
Total Liabilities 625 662
Maximum Exposure to Loss $ 835 $ 834