PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 13,410	$ 15,187
Less: Accumulated depreciation	(8,114)	(9,261)
Property, plant and equipment - net	5,296	5,926
Property, Plant and Equipment Paragraph Details [Abstract]
Depreciation	721	717	$ 726
Land and improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	262	287
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	9,435	10,762
Buildings and improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	3,125	3,463
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 588	$ 675