Quarterly report pursuant to Section 13 or 15(d)

NON-INTEREST INCOME - Summary of Noninterest Income (Details)

v3.10.0.1
NON-INTEREST INCOME - Summary of Noninterest Income (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Revenue from Contract with Customer [Abstract]        
Noninterest income from contracts with customers $ 217   $ 431  
Noninterest income within the scope of other GAAP topics 119   219  
Total noninterest income $ 336 $ 325 $ 650 $ 638