SEGMENTS AND GEOGRAPHIC REGIONS Segment Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Segment Reporting Information [Line Items]
Net sales	$ 10,730	$ 14,115	$ 34,001	$ 45,043
Equity in earnings (losses) of nonconsolidated affiliates	(7)	(58)	(112)	311
Operating EBIT	626	1,195	2,219	5,989
Packaging & Specialty Plastics [Member]
Segment Reporting Information [Line Items]
Net sales	5,454	7,327	17,508	23,187
Equity in earnings (losses) of nonconsolidated affiliates	50	55	90	303
Operating EBIT	476	785	2,036	3,455
Industrial Intermediates & Infrastructure [Member]
Segment Reporting Information [Line Items]
Net sales	3,035	4,059	9,590	12,953
Equity in earnings (losses) of nonconsolidated affiliates	(63)	(114)	(219)	5
Operating EBIT	21	167	109	1,254
Performance Materials & Coatings [Member]
Segment Reporting Information [Line Items]
Net sales	2,130	2,654	6,603	8,706
Equity in earnings (losses) of nonconsolidated affiliates	5	1	14	6
Operating EBIT	179	302	280	1,458
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Net sales	111	75	300	197
Equity in earnings (losses) of nonconsolidated affiliates	1	0	3	(3)
Operating EBIT	$ (50)	$ (59)	$ (206)	$ (178)