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RESTRUCTURING SCHEDULE OF RESTRUCTURING RESERVE (Details) - USD ($) $ in Millions			3 Months Ended		9 Months Ended
	Jan. 01, 2019	Jan. 01, 2018	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018	Dec. 31, 2017
Restructuring and Related Activities [Abstract]
Restructuring Reserve	$ 96	$ 186	$ 29	$ 119	$ 29	$ 119	$ 99	$ 186
Restructuring Reserve, Translation and Other Adjustment	$ (3)	$ 0
Restructuring Reserve, Period Increase (Decrease)					36	108
Restructuring Reserve, Accrual Adjustment					(4)	(6)
Restructuring Charges			$ 10	$ 45	32	102
Restructuring Reserve, Foreign Currency Translation Gain (Loss)					(1)	2
Payments for Restructuring					$ (98)	$ (171)