Annual report pursuant to Section 13 and 15(d)

Long-term Debt - Trust Preferred Securities (Details)

v3.10.0.1
Long-term Debt - Trust Preferred Securities (Details)
$ in Billions
12 Months Ended
Dec. 31, 2018
USD ($)
security
Debt Instrument [Line Items]  
Trust securities redeemed 11
Trust securities redeemed, carrying value | $ $ 3.1
Junior subordinated notes (related to trust preferred securities)  
Debt Instrument [Line Items]  
Remaining securities held in trust 1