Income Per Share Attributable to Noble Energy (Tables)

3 Months Ended

Mar. 31, 2018

Earnings Per Share [Abstract]

Schedule of earnings per share

The following table summarizes the calculation of basic and diluted income per share:

	Three Months Ended March 31,
(millions, except per share amounts)	2018		2017
Net Income and Comprehensive Income Attributable to Noble Energy	$	554	$	36
Weighted Average Number of Shares Outstanding, Basic	487		431
Incremental Shares from Assumed Conversion of Dilutive Stock Options, Restricted Stock, and Shares of Common Stock in Rabbi Trust	1		3
Weighted Average Number of Shares Outstanding, Diluted	488		434
Income Per Share, Basic	$	1.14	$	0.08
Income Per Share, Diluted	1.14		0.08
Number of Antidilutive Stock Options, Shares of Restricted Stock, and Shares of Common Stock in Rabbi Trust Excluded from Calculation Above	16		14