GOODWILL AND OTHER INTANGIBLE ASSETS - Summary of Goodwill (Details) $ in Millions	9 Months Ended
Sep. 30, 2017 USD ($)
Goodwill [Roll Forward]
Net goodwill, beginning of period	$ 15,272
Net goodwill, end of period	15,485
Corporate, Non-Segment [Member]
Goodwill [Roll Forward]
Net goodwill, beginning of period	15,272
Sale of SKC Haas Display Films	(34)
Foreign currency impact	271
Other	(1)
Net goodwill, end of period	15,485
Global Ethylene Acrylic Acid Copolymers and Ionomers [Member] \| Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member]
Goodwill [Roll Forward]
Sale of SKC Haas Display Films	(23)
Coatings and Performance Monomers [Member]
Goodwill [Roll Forward]
Net goodwill, end of period	$ 2,509

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975

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