Share-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2020

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 June 30,				Six months ended June 30,
	2020		2019		2020		2019
Option awards	$	5.9	$	6.8	$	9.6	$	8.1
Other share-based awards	15.4		14.9		17.2		24.5
Total share-based compensation before tax	21.3		21.7		26.8		32.6
Tax benefit	5.1		5.2		6.4		7.8
Total share-based compensation expense included in net income (loss)	$	16.2	$	16.5	$	20.4	$	24.8