XML 85 R71.htm IDEA: XBRL DOCUMENT v3.19.2
Borrowings - Maturity Dates of FHLB Advances and Other Borrowings (Details) - USD ($)
$ in Millions
Jun. 30, 2019
Dec. 31, 2018
Debt Disclosure [Abstract]    
2019 $ 2,600  
2020 0  
2021 0  
2022 0  
Thereafter 450  
Total $ 3,050 $ 3,394