REVENUE ADDITIONAL DETAILS (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Revenue from Contract with Customer [Abstract]
Contract with Customer, Liability, Revenue Recognized	$ 71	$ 54	$ 160	$ 133
Revenue, Remaining Performance Obligation, Amount	$ 2,200		$ 2,200
Revenue, Remaining Performance Obligation, Percentage	89.00%		89.00%
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Explanation			12-36 months