PROPERTY, PLANT AND EQUIPMENT-NET (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 14,337	$ 13,713
Less: Accumulated depreciation	(8,767)	(8,388)
Property, plant and equipment - net	5,570	5,325
Property, Plant and Equipment Paragraph Details [Abstract]
Depreciation	644	673	$ 721
Land and Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	259	251
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	10,008	9,586
Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	3,245	3,152
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 825	$ 724