Earnings Per Share of Common Stock (Tables)

9 Months Ended

Sep. 30, 2015

Earnings Per Share [Abstract]

Earnings Per Share of Common Stock Reconciliation Table

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2015			2014			2015			2014
Numerator:
Income from continuing operations after income taxes attributable to DuPont	$	131		$	330		$	2,117		$	2,558
Preferred dividends	(2		)	(2		)	(7		)	(7		)
Income from continuing operations after income taxes available to DuPont common stockholders	$	129		$	328		$	2,110		$	2,551
Income from discontinued operations after income taxes available to DuPont common stockholders	$	104		$	103		$	89		$	384
Net income available to common stockholders	$	233		$	431		$	2,199		$	2,935
Denominator:
Weighted-average number of common shares outstanding - Basic	887,275,000			910,764,000			899,883,000			917,589,000
Dilutive effect of the company’s employee compensation plans	4,011,000			6,997,000			5,639,000			7,057,000
Weighted-average number of common shares outstanding - Diluted	891,286,000			917,761,000			905,522,000			924,646,000

Average Number of Antidilutive Stock Options

	Three Months Ended		Nine Months Ended
	September 30,		September 30,
	2015	2014	2015	2014
Average number of stock options	8,510,000	7,000	4,622,000	4,000