Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2020

Earnings Per Share [Abstract]

Basic and Diluted Loss Per Share

The following table provides a reconciliation of the data used in the calculation of basic and diluted common shares outstanding for the three years ended December 31, 2020, 2019 and 2018.

	2020	2019	2018
Basic weighted average common shares outstanding	86.7	87.7	87.7
Add: Dilutive impact of outstanding equity awards	0.6	0.9	1.0
Diluted weighted average common shares outstanding	87.3	88.6	88.7