Net Income Per Common Share

12 Months Ended

Dec. 31, 2018

Earnings Per Share [Abstract]

Net Income Per Common Share

 Note 13 — Net Income Per Common Share

Computations of basic and diluted net income per common share for the years ended December 31, 2018, 2017 and 2016, are as follows:

(In millions, except per share data)	2018		2017		2016
Basic net income per common share:
Net income	$	276.6	$	284.0	$	249.8
Weighted average common shares outstanding		87.9		90.6		92.8
Basic net income per common share	$	3.15	$	3.13	$	2.69
Diluted net income per common share:
Weighted average common shares outstanding — Basic		87.9		90.6		92.8
Plus incremental shares from assumed conversions:
Restricted stock units		0.4		0.4		0.4
Stock options		0.7		0.9		1.0
Weighted average common shares outstanding — Dilutive		89.0		91.9		94.2
Dilutive net income per common share	$	3.11	$	3.09	$	2.65
Anti-dilutive shares outstanding, excluded from computation	0.2		0.2		0.4