Share-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2021

Share-based Payment Arrangement [Abstract]

Schedule of share-based compensation expenses

Total share-based compensation expenses were comprised as follows (in millions):

	Three months ended March 31,
	2021		2020
Option awards	$	3.0	$	3.7
Other share-based awards	6.6		1.8
Total share-based compensation before tax	9.6		5.5
Tax benefit	2.3		1.3
Total share-based compensation expense included in net income (loss)	$	7.3	$	4.2