Earnings Per Common Share (Tables)

3 Months Ended

Mar. 31, 2022

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The effect of dilutive securities on the weighted average common shares outstanding included in the calculation of earnings per diluted common share for the three months ended March 31, 2022 and 2021 were as follows:

	Three Months Ended March 31
(number of shares in millions)	2022	2021
Weighted average common shares outstanding	236.6	237.4
Effect of dilutive securities:
Stock options	0.9	0.9
Other stock compensation plans	0.7	0.7
Potentially dilutive common shares	1.6	1.6
Adjusted weighted average common shares outstanding	238.2	239.0
Dividends per common share	$0.59	$0.54