Share-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2023

Share-Based Payment Arrangement [Abstract]

Schedule of Share-Based Payment Arrangement Activity

We granted the following awards under our stock compensation plans during the periods presented (in millions, except per share data):

	Three Months Ended June 30,						Six Months Ended June 30,
	2023			2022			2023			2022
	Shares Granted	Weighted-average grant date fair value per share		Shares Granted	Weighted-average grant date fair value per share		Shares Granted	Weighted-average grant date fair value per share		Shares Granted	Weighted-average grant date fair value per share
Restricted stock units	0.1	$	19.26	0.1	$	19.95	0.7	$	22.96	0.7	$	22.82
Performance based restricted share unit awards (1) (2)	—	$	—	—	$	20.46	0.6	$	36.58	0.5	$	23.37
Total	0.1			0.1			1.3			1.2
(1) Weighted-average grant date fair value per share determined using Monte-Carlo valuation method.
(2) A negligible amount of performance based restricted share unit awards were granted during the three months ended June 30, 2022.

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs

Total share-based compensation expense by award-type, net of estimated forfeitures, recognized in the condensed consolidated statement of operations for the periods presented was (in millions):

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Stock options	$	0.2	$	0.4	$	0.3	$	0.8
Restricted stock units	4.9		4.6		9.5		8.6
Restricted stock awards	0.1		0.3		0.3		0.7
Performance based restricted share unit awards	7.2		7.9		14.7		16.9
Total share-based compensation expense, before tax	12.4		13.2		24.8		27.0
Income tax benefit	(3.0)		(3.2)		(6.0)		(6.5)
Total share-based compensation expense, after tax	$	9.4	$	10.0	$	18.8	$	20.5

Total share-based compensation expense for stock options, restricted stock awards, restricted stock units and performance-based restricted stock unit awards, net of estimated forfeitures, recognized in the condensed consolidated statement of operations for the periods presented was (in millions):

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Cost of products	$	0.5	$	0.5	$	0.9	$	1.0
Selling, general and administrative expenses	11.0		12.2		21.8		25.0
Research and development expenses	0.1		0.4		0.6		0.8
Other venue expenses	0.8		0.1		1.5		0.2
Total share-based compensation expense, before tax	12.4		13.2		24.8		27.0
Income tax benefit	(3.0)		(3.2)		(6.0)		(6.5)
Total share-based compensation expense, after tax	$	9.4	$	10.0	$	18.8	$	20.5