Consolidated Income Statements - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Net sales	[1]	$ 24,594	$ 25,130	$ 28,406
Cost of goods sold		14,469	15,112	17,023
Other operating charges		686	459	645
Selling, general and administrative expenses		4,319	4,615	4,891
Research and development expense		1,641	1,898	1,958
Other income, net		(708)	(697)	(1,277)
Interest expense		370	342	377
Employee separation / asset related charges, net		552	810	476
Income from continuing operations before income taxes		3,265	2,591	4,313
Provision for income taxes on continuing operations		744	696	1,168
Income from continuing operations after income taxes		2,521	1,895	3,145
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest		4	64	491
Net income		2,525	1,959	3,636
Less: Net income attributable to noncontrolling interests		12	6	11
Net income attributable to DuPont		$ 2,513	$ 1,953	$ 3,625
Basic earnings per share of common stock from continuing operations		$ 2.86	$ 2.10	$ 3.42
Basic earnings per share of common stock from discontinued operations		0.00	0.07	0.54
Basic earnings per share of common stock		2.87	2.17	3.95
Diluted earnings per share of common stock from continuing operations		2.85	2.09	3.39
Diluted earnings per share of common stock from discontinued operations		0.00	0.07	0.53
Diluted earnings per share of common stock		2.85	2.16	3.92
Dividends per share of common stock		$ 1.52	$ 1.72	$ 1.84

[1] Net sales, based on the location of the customer, are generally presented for locations with greater than two percent of total net sales.