EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Apr. 01, 2019
Income from continuing operations, net of tax	$ 90	$ 810	$ 246	$ 1,735
Net income attributable to noncontrolling interests - continuing operations	15	25	47	46
Net income attributable to participating securities - continuing operations 1	2	0	2	0
Income from continuing operations attributable to common stockholders	73	785	197	1,689
Income from discontinued operations, net of tax	0	554	445	1,068
Net income attributable to noncontrolling interests - discontinued operations	0	6	13	20
Income from discontinued operations attributable to common stockholders	0	548	432	1,048
Net income attributable to common stockholders	$ 73	$ 1,333	$ 629	$ 2,737
Earnings per common share from continuing operations - basic	$ 0.10	$ 1.05	$ 0.26	$ 2.26
Earnings per common share from discontinued operations - basic	0.00	0.73	0.58	1.40
Earnings per common share - basic	0.10	1.78	0.84	3.66
Earnings per common share from continuing operations - diluted	0.10	1.05	0.26	2.26
Earnings per common share from discontinued operations - diluted	0.00	0.73	0.58	1.40
Earnings per common share - diluted	$ 0.10	$ 1.78	$ 0.84	$ 3.66
Weighted-average common shares outstanding - basic	742.8	747.2	745.0	747.2
Dilutive effect of equity compensation plans	5.1	0.0	2.6	0.0
Weighted-average common shares outstanding - diluted	747.9	747.2	747.6	747.2
Stock options and restricted stock units excluded from EPS calculations	6.4	0.0	3.2	0.0
Employee Stock Ownership Plan (ESOP), Shares in ESOP					4.6
DowDuPont [Member]
Common Stock, Shares, Outstanding					2,246.3