GOODWILL AND OTHER INTANGIBLE ASSETS - Summary of Goodwill (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Goodwill [Line Items]
Goodwill	$ 8,716	$ 8,764
Goodwill, Foreign Currency Translation Gain (Loss)	(48)
Packaging & Specialty Plastics [Member]
Goodwill [Line Items]
Goodwill	5,103	5,105
Goodwill, Foreign Currency Translation Gain (Loss)	(2)
Industrial Intermediates & Infrastructure [Member]
Goodwill [Line Items]
Goodwill	1,095	1,096
Goodwill, Foreign Currency Translation Gain (Loss)	(1)
Performance Materials & Coatings [Member]
Goodwill [Line Items]
Goodwill	2,518	$ 2,563
Goodwill, Foreign Currency Translation Gain (Loss)	$ (45)