Share-Based Compensation - (Tables)

9 Months Ended

Sep. 30, 2022

Share-Based Payment Arrangement [Abstract]

Summary Of Share-Based Compensation Expense

Total share-based compensation expense related to the Company's RSUs, stock grant awards and the ESPP was recorded within the Consolidated Statements of Operations and Comprehensive Income as follows (in millions):

	Quarters Ended				Nine Months Ended
	September 30, 2022		October 1, 2021		September 30, 2022		October 1, 2021
Cost of revenue	$	3.2	$	3.6	$	8.9	$	11.8
Research and development	4.9		5.4		14.5		18.4
Selling and marketing	4.1		3.7		12.2		12.5
General and administrative	14.7		10.0		40.9		31.4
Share-based compensation expense	$	26.9	$	22.7	$	76.5	$	74.1
Income tax benefit	(5.6)		(4.8)		(16.1)		(15.6)
Share-based compensation expense, net of taxes	$	21.3	$	17.9	$	60.4	$	58.5

Summary Of Restricted Stock Units Transactions

A summary of the RSU transactions for the nine months ended September 30, 2022 is as follows (in millions, except per share data):

	Number of Shares	Weighted-Average Grant Date Fair Value Per Share
Non-vested RSUs at December 31, 2021	6.2	$	28.60
Granted	1.8	60.41
Achieved	0.2	41.35
Released	(3.4)	25.27
Forfeited	(0.5)	38.57
Non-vested RSUs at September 30, 2022	4.3	43.87