Earnings per Share

3 Months Ended

Mar. 31, 2018

Earnings Per Share Reconciliation [Abstract]

Earnings per Share

EARNINGS PER SHARE

The following is a reconciliation of the net income and share data used in the basic and diluted earnings per share computations for the periods presented:

	Three Months Ended March 31,
(in millions, except per share amounts)	2018			2017
Basic and Diluted
Net income, as reported	$	669		$	617
Participating share-based awards — allocated income	(5		)	(4		)
Net income available to common shareholders — basic and diluted	$	664		$	613
Common Shares
Basic
Weighted average shares outstanding	271.0			279.7
Diluted
Weighted average shares outstanding	271.0			279.7
Weighted average effects of dilutive securities — stock options and performance shares	2.9			2.7
Total	273.9			282.4
Net Income per Common Share
Basic	$	2.45		$	2.19
Diluted	$	2.42		$	2.17