Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2018

Earnings Per Share [Abstract]

Calculation of basic and diluted EPS

The following table presents the calculation of basic and diluted EPS for the three and nine months ended September 30, 2018, and 2017 (in millions, except per-share amounts):

	Three months ended September 30						Nine months ended September 30
	2018			2017			2018			2017
Basic EPS
Net Income	$	1,869		$	190		$	3,425		$	814
Less: Net income allocated to participating securities	(8		)	(1		)	(16		)	(4		)
Net Income, net of participating securities	1,861			189			3,409			810
Weighted average number of basic shares	761.7			765.5			764.3			764.9
Basic EPS	$	2.44		$	0.25		$	4.46		$	1.06
Diluted EPS
Net income, net of participating securities	$	1,861		$	189		$	3,409		$	810
Weighted average number of basic shares	761.7			765.5			764.3			764.9
Dilutive effect of potentially dilutive securities	1.6			0.9			1.5			0.8
Total diluted weighted average common shares	763.3			766.4			765.8			765.7
Diluted EPS	$	2.44		$	0.25		$	4.45		$	1.06