Earnings Per Share of Common Stock (Tables)

12 Months Ended

Dec. 31, 2014

Earnings Per Share [Abstract]

Earnings Per Share of Common Stock Reconciliation

	2014			2013			2012
Numerator:
Income from continuing operations after income taxes attributable to DuPont	$	3,610		$	2,849		$	2,447
Preferred dividends	(10		)	(10		)	(10		)
Income from continuing operations after income taxes available to DuPont common stockholders	$	3,600		$	2,839		$	2,437
Income from discontinued operations after income taxes	$	15		$	1,999		$	308
Net income available to common stockholders	$	3,615		$	4,838		$	2,745
Denominator:
Weighted-average number of common shares outstanding – Basic	914,752,000			925,984,000			933,275,000
Dilutive effect of the company's equity compensation plans	7,121,000			7,163,000			8,922,000
Weighted-average number of common shares outstanding – Diluted	921,873,000			933,147,000			942,197,000

Average Number of Anitdilutive Stock Options

	2014	2013	2012
Average number of stock options	3,000	2,596,000	12,158,000