Net Income Per Common Share

12 Months Ended

Dec. 31, 2020

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, 2020, 2019 and 2018, are as follows:

(In millions, except per share data)	2020		2019		2018
Basic net income per common share:
Net income	$	31.7	$	306.6	$	276.6
Weighted average common shares outstanding		83.8		84.9		87.9
Basic net income per common share	$	0.38	$	3.61	$	3.15
Diluted net income per common share:
Weighted average common shares outstanding — Basic		83.8		84.9		87.9
Plus incremental shares from assumed conversions:
Restricted stock units		0.1		0.3		0.4
Stock options		0.1		0.6		0.7
Weighted average common shares outstanding — Dilutive		84.0		85.8		89.0
Dilutive net income per common share	$	0.38	$	3.57	$	3.11
Anti-dilutive shares outstanding, excluded from computation		0.9		0.1		0.2