Share-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2023

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,
	2023		2022		2023		2022
Option awards	$	1.9	$	2.1	$	7.7	$	7.2
Other share-based awards	10.6		10.3		16.8		15.8
Total share-based compensation before tax	12.5		12.4		24.5		23.0
Tax benefit	3.0		2.9		5.8		5.5
Total share-based compensation expense included in net income	$	9.5	$	9.5	$	18.7	$	17.5