OPERATING SEGMENTS AND GEOGRAPHIC AREAS (Schedule of Operating Segments) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Segment Reporting Information [Line Items]
Sales to external customers	$ 13,834	$ 11,952	$ 27,064	$ 22,655
Income before income taxes excluding interest, depreciation and amortization and certain items	2,759	2,464	5,463	4,717
Equity in earnings (losses) of nonconsolidated affiliates by segment	54	82	250	121
Agricultural Sciences [Member]
Segment Reporting Information [Line Items]
Sales to external customers	1,629	1,577	3,197	3,223
Income before income taxes excluding interest, depreciation and amortization and certain items	326	232	677	635
Equity in earnings (losses) of nonconsolidated affiliates by segment	(7)	(11)	(8)	(4)
Consumer Solutions [Member]
Segment Reporting Information [Line Items]
Sales to external customers	1,676	1,265	3,275	2,319
Income before income taxes excluding interest, depreciation and amortization and certain items	541	341	1,041	651
Equity in earnings (losses) of nonconsolidated affiliates by segment	15	18	55	38
Infrastructure Solutions [Member]
Segment Reporting Information [Line Items]
Sales to external customers	2,789	2,085	5,314	3,679
Income before income taxes excluding interest, depreciation and amortization and certain items	556	432	1,067	725
Equity in earnings (losses) of nonconsolidated affiliates by segment	28	45	83	96
Performance Materials & Chemicals [Member]
Segment Reporting Information [Line Items]
Sales to external customers	2,566	2,264	5,008	4,445
Income before income taxes excluding interest, depreciation and amortization and certain items	347	295	782	630
Equity in earnings (losses) of nonconsolidated affiliates by segment	(13)	(12)	60	(43)
Performance Plastics [Member]
Segment Reporting Information [Line Items]
Sales to external customers	5,079	4,694	10,104	8,859
Income before income taxes excluding interest, depreciation and amortization and certain items	1,062	1,247	2,046	2,238
Equity in earnings (losses) of nonconsolidated affiliates by segment	33	45	66	44
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Sales to external customers	95	67	166	130
Income before income taxes excluding interest, depreciation and amortization and certain items	(73)	(83)	(150)	(162)
Equity in earnings (losses) of nonconsolidated affiliates by segment	$ (2)	$ (3)	$ (6)	$ (10)