Net Income Per Common Share Computations (Tables)

9 Months Ended

Sep. 30, 2016

Computations of Net Income per Common Share

The computations of net income per common share are presented in the following table.

Table 55: Net Income per Common Share



	Three Months Ended September 30,				Nine Months Ended September 30,
($ In Millions Except Per Common Share Information)	2016		2015		2016		2015
Basic Net Income Per Common Share
Average Number of Common Shares Outstanding	226,540,086		232,231,720		227,561,218		232,916,425
Net Income	$	257.6	$	234.6	$	766.0	$	734.5
Less: Dividends on Preferred Stock	5.9		5.8		17.6		17.5
Net Income Applicable to Common Stock	251.7		228.8		748.4		717.0
Less: Earnings Allocated to Participating Securities	4.8		3.8		13.7		11.6
Earnings Allocated to Common Shares Outstanding	246.9		225.0		734.7		705.4
Basic Net Income Per Common Share	$	1.09	$	0.97	$	3.23	$	3.03
Diluted Net Income Per Common Share
Average Number of Common Shares Outstanding	226,540,086		232,231,720		227,561,218		232,916,425
Plus: Dilutive Effect of Share-based Compensation	1,515,109		1,931,470		1,479,400		1,974,357
Average Common and Potential Common Shares	228,055,195		234,163,190		229,040,618		234,890,782
Earnings Allocated to Common and Potential Common Shares	$	247.0	$	225.0	$	734.8	$	705.4
Diluted Net Income Per Common Share	1.08		0.96		3.21		3.00

Note: Common stock equivalents of 334,184 and 1,480,118 for the three and nine months ended September 30, 2016, respectively, were not included in the computation of diluted net income per common share because their inclusion would have been antidilutive. For the three months ended September 30, 2015, there were no common stock equivalents excluded in the computation of diluted net income per common share. Common stock equivalents of 496,104 for the nine months September 30, 2015, were not included in the computation of diluted net income per common share because their inclusion would have been antidilutive.