Consolidated Income Statements - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Successor [Member]
Net Sales	$ 8,545		$ 15,244
Cost of Goods Sold	5,669		10,516
Research and Development Expense	396		778
Selling, General and Administrative Expenses	1,182		2,141
Amortization of Intangible Assets	333		648
Restructuring and Asset Related Charges - Net	91		188
Integration and Separation Costs	327		582
Sundry income (expense) - net	194		241
Interest Expense	86		166
Income from continuing operations before income taxes	655		466
Provision for income taxes on continuing operations	141		168
Income from continuing operations after income taxes	514		298
Income (loss) from discontinued operations after income taxes	0		(5)
Net income	514		293
Net income attributable to noncontrolling interests	1		8
Net income attributable to DuPont	$ 513		$ 285
Predecessor [Member]
Net Sales		$ 6,971		$ 14,290
Cost of Goods Sold		3,963		8,115
Other Operating Charges		168		368
Research and Development Expense		387		755
Selling, General and Administrative Expenses		1,256		2,446
Amortization of Intangible Assets		57		108
Restructuring and Asset Related Charges - Net		160		312
Integration and Separation Costs		201		371
Sundry income (expense) - net		(132)		70
Interest Expense		99		183
Income from continuing operations before income taxes		806		2,181
Provision for income taxes on continuing operations		84		281
Income from continuing operations after income taxes		722		1,900
Income (loss) from discontinued operations after income taxes		147		90
Net income		869		1,990
Net income attributable to noncontrolling interests		7		15
Net income attributable to DuPont		$ 862		$ 1,975
Basic earnings per share of common stock from continuing operations		$ 0.82		$ 2.17
Basic earnings per share of common stock from discontinued operations		0.17		0.10
Basic earnings per share of common stock		0.99		2.27
Diluted earnings per share of common stock from continuing operations		0.82		2.16
Diluted earnings per share of common stock from discontinued operations		0.17		0.10
Diluted earnings per share of common stock		0.99		2.26
Dividends declared per share of common stock		$ 0.38		$ 0.76