Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2015

Earnings Per Share [Abstract]

Schedule of earnings per share, basic and diluted

The following table shows the computation of basic and diluted earnings per share:

	Three Months Ended September 30,				Nine Months Ended September 30,
(in millions, except per share data)	2015		2014		2015		2014
Net income	$	1,315	$	357	$	3,546	$	1,371
Basic weighted average shares outstanding	788		834		803		840
Dilutive effect of share-based awards	7		9		8		9
Diluted weighted average shares outstanding	795		843		811		849
Basic earnings per share	$	1.67	$	0.43	$	4.42	$	1.63
Diluted earnings per share	$	1.65	$	0.42	$	4.37	$	1.61