RESTRUCTURING (Details) $ in Millions			3 Months Ended
	Jan. 01, 2019 USD ($)	Jan. 01, 2018 USD ($)	Mar. 31, 2019 USD ($)	Mar. 31, 2018 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Translation and Other Adjustment	$ (3)	$ 0
Restructuring and Related Cost, Cost Incurred to Date			$ 1,100
Restructuring and Related Cost, Number of Positions Eliminated			50	100
Employee termination costs			$ 4	$ 9
Other Restructuring Costs			8	11
Provision for restructuring			12	20
Accelerated depreciation			31	21
Restructuring Related Costs, Asset Impairments			1	10
Other shutdown costs			0	3
Restructuring Costs and Asset Impairment Charges			44	54
Liability at Beginning of Period	99	186	99	186
Restructuring Reserve, Period Increase (Decrease)			15	20
Change in estimates			(3)	0
Foreign currency translation			0	5
Spending			(45)	(75)
Liability at End of Period	$ 96	$ 186	63	136
Cost of Products Sold
Restructuring Cost and Reserve [Line Items]
Restructuring Costs and Asset Impairment Charges			12	13
Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Costs and Asset Impairment Charges			1	1
Research and Development Expense [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Costs and Asset Impairment Charges			19	20
Other Operating Income (Expense) [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Costs and Asset Impairment Charges			12	$ 20
Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost			$ 1,500
Cash outlays percentage			40.00%
Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost			$ 2,000
Cash outlays percentage			50.00%