SEGMENTS AND GEOGRAPHIC REGIONS Segment Reporting Information (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Segment Reporting Information [Line Items]
Net sales	$ 10,204	$ 10,764	$ 11,014	$ 10,969	$ 11,944	$ 12,634	$ 12,789	$ 12,237	$ 42,951	$ 49,604	$ 43,730
Business Acquisition, Pro Forma Revenue									42,998	49,852	44,772
Restructuring, goodwill impairment and asset related charges - net	2,851	$ 147	$ 65	$ 156	46	$ 48	$ 40	$ 87	3,219	221	2,739
Equity in earnings (losses) of nonconsolidated affiliates									(94)	555	394
Pro Forma Operating EBIT									4,352	6,236	5,577
Depreciation and amortization									2,938	2,909	2,546
Total Assets	60,524				83,699				60,524	83,699
Total Assets, Excluding Discontinued Operations					63,799					63,799	66,573
Investment in nonconsolidated affiliates	1,404				3,320				1,404	3,320	3,107
Capital expenditures									1,961	2,091	2,807
Disposal Group, Including Discontinued Operation, Assets					19,900					19,900	19,279
Packaging & Specialty Plastics [Member]
Segment Reporting Information [Line Items]
Net sales									20,245	24,195	21,504
Business Acquisition, Pro Forma Revenue									20,245	24,237	22,546
Restructuring, goodwill impairment and asset related charges - net									439	46	716
Equity in earnings (losses) of nonconsolidated affiliates									162	287	190
Pro Forma Operating EBIT									2,904	3,593	3,712
Depreciation and amortization									1,435	1,385	1,055
Total Assets	29,522								29,522
Total Assets, Excluding Discontinued Operations					30,279					30,279	30,633
Investment in nonconsolidated affiliates	675				1,278				675	1,278	1,184
Capital expenditures									1,039	1,231	2,034
Industrial Intermediates & Infrastructure [Member]
Segment Reporting Information [Line Items]
Net sales									13,440	15,447	12,951
Business Acquisition, Pro Forma Revenue									13,449	15,465	12,951
Restructuring, goodwill impairment and asset related charges - net									1,175	11	17
Equity in earnings (losses) of nonconsolidated affiliates									(241)	284	172
Pro Forma Operating EBIT									845	1,767	1,470
Depreciation and amortization									594	607	572
Total Assets	11,753								11,753
Total Assets, Excluding Discontinued Operations					14,092					14,092	14,115
Investment in nonconsolidated affiliates	568				1,850				568	1,850	1,700
Capital expenditures									452	433	310
Performance Materials & Coatings [Member]
Segment Reporting Information [Line Items]
Net sales									8,923	9,677	8,892
Business Acquisition, Pro Forma Revenue									8,961	9,865	8,892
Restructuring, goodwill impairment and asset related charges - net									1,076	21	1,578
Equity in earnings (losses) of nonconsolidated affiliates									5	4	40
Pro Forma Operating EBIT									918	1,246	817
Depreciation and amortization									877	888	885
Total Assets	14,059								14,059
Total Assets, Excluding Discontinued Operations					16,050					16,050	17,483
Investment in nonconsolidated affiliates	101				99				101	99	103
Capital expenditures									470	427	463
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Net sales									343	285	383
Business Acquisition, Pro Forma Revenue									343	285	383
Restructuring, goodwill impairment and asset related charges - net									529	143	428
Equity in earnings (losses) of nonconsolidated affiliates									(20)	(20)	(8)
Pro Forma Operating EBIT									(315)	(370)	(422)
Depreciation and amortization									32	29	34
Total Assets	5,190								5,190
Total Assets, Excluding Discontinued Operations					3,378					3,378	4,342
Investment in nonconsolidated affiliates	$ 60				$ 93				60	93	120
Capital expenditures									$ 0	$ 0	$ 0