RESTRUCTURING AND ASSET RELATED CHARGES - NET RESTRUCTURING AND ASSET RELATED CHARGES - NET (Asset Related Charges) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Manufacturing Facility [Member]
Asset Impairment Charges	$ 16		$ 34
Packaging & Specialty Plastics [Member] | Manufacturing Facility [Member]
Asset Impairment Charges	7	$ 3		$ 9
Performance Materials & Coatings [Member] | Manufacturing Facility [Member]
Asset Impairment Charges	9
Fair Value, Nonrecurring [Member] | Manufacturing Assets [Member]
Asset Impairment Charges	75
Fair Value, Nonrecurring [Member] | Packaging & Specialty Plastics [Member] | Manufacturing Facility [Member]
Asset Impairment Charges			$ 25
Fair Value, Nonrecurring [Member] | Packaging & Specialty Plastics [Member] | Manufacturing Assets [Member]
Asset Impairment Charges	24
Fair Value, Nonrecurring [Member] | Corporate Segment [Member] | Manufacturing Assets [Member]
Asset Impairment Charges	$ 51