Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Summary of Changes in Goodwill

The following table summarizes the changes in the carrying amount of goodwill (in millions):


	Amount
Balance as of December 31, 2019	$	307.2
Acquisition activity	29.3
Translation and other	0.2
Balance as of December 31, 2020	336.7
Acquisition activity	8.0
Translation and other	(1.1)
Balance as of December 31, 2021	$	343.6

Schedule of Intangible Assets

The following table summarizes the components of gross intangible asset, accumulated amortization, and net intangible asset balances as of December 31, 2021, and 2020 (in millions):


	December 31, 2021						December 31, 2020
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Patents and developed technology	$	219.3	$	(173.2)	$	46.1	$	198.4	$	(158.7)	$	39.7
Distribution rights and others	26.3		(19.4)		6.9		91.9		(77.4)		14.5
Customer relationships	31.8		(14.3)		17.5		59.0		(35.8)		23.2
Total intangible assets	$	277.4	$	(206.9)	$	70.5	$	349.3	$	(271.9)	$	77.4

Schedule Of Estimated Future Amortization Expense Of Intangible Assets

The estimated future amortization expense related to intangible assets as of December 31, 2021, is as follows (in millions):


Fiscal Year	Amount
2022	$	23.6
2023	19.0
2024	15.0
2025	9.6
2026	2.7
2027 and thereafter	0.6
Total	$	70.5