INCOME TAXES - Provision (Benefit) for Income Taxes from Continuing Operations (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Current:
Federal	$ (69)	$ 10	$ 1
State	(5)	0	1
Foreign	61	82	11
Total	(13)	92	13
Deferred:
Federal	45	61	37
State	12	(18)	(3)
Foreign	15	(1)	42
Total	72	42	76
Total income tax provision (benefit)	$ 59	$ 134	$ 89