Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2023

Share-Based Payment Arrangement [Abstract]

Schedule of Stock-Based Compensation Expense

A summary of the Company's stock-based compensation expense is presented in the following table:

	Three Months Ended June 30,				Six Months Ended June 30,
(in millions)	2023		2022		2023		2022
PRSU expense	$	7.8	$	7.9	$	12.9	$	16.2
Option expense	0.5		—		1.1		—
RSU expense	5.1		5.1		10.2		10.7
Total stock-based compensation expense	$	13.4	$	13.0	$	24.2	$	26.9