Earnings Per Share of Common Stock (Tables)

6 Months Ended

Jun. 30, 2015

Earnings Per Share [Abstract]

Earnings Per Share of Common Stock Reconciliation Table

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2015			2014			2015			2014
Numerator:
Net income attributable to DuPont	$	940		$	1,070		$	1,971		$	2,509
Preferred dividends	(3		)	(3		)	(5		)	(5		)
Net income available to common stockholders	$	937		$	1,067		$	1,966		$	2,504
Denominator:
Weighted-average number of common shares outstanding - Basic	905,761,000			918,684,000			906,296,000			921,058,000
Dilutive effect of the company’s employee compensation plans	5,920,000			6,903,000			6,452,000			7,087,000
Weighted-average number of common shares outstanding - Diluted	911,681,000			925,587,000			912,748,000			928,145,000

Average Number of Antidilutive Stock Options

	Three Months Ended		Six Months Ended
	June 30,		June 30,
	2015	2014	2015	2014
Average number of stock options	5,357,000	4,000	2,678,000	2,000