OTHER INCOME (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Other Income and Expenses [Abstract]
Bank-owned life insurance income	$ 14	$ 13	$ 26	$ 26
Other	(8)	9	5	17
Other income	$ 6	$ 22	$ 31	$ 43