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Summary of Significant Accounting Policies - Summary of Intangible Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 635.0	$ 643.3
Accumulated Amortization	(277.6)	(230.4)
Net Carrying Value	357.4	412.9
Intangible Assets, Gross (Excluding Goodwill)	645.8	654.1
Accumulated Amortization	(277.6)	(230.4)
Net Carrying Value	$ 368.2	$ 423.7
Weighted Average Useful Life (years)	10 years 9 months 18 days	10 years 6 months
In-process research and development
Indefinite-lived Intangible Assets [Line Items]
Net Carrying Value	$ 10.8	$ 10.8
Customer-based
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	528.0	531.9
Accumulated Amortization	(232.0)	(203.0)
Net Carrying Value	296.0	328.9
Accumulated Amortization	$ (232.0)	$ (203.0)
Weighted Average Useful Life (years)	11 years 9 months 18 days	11 years 7 months 6 days
Licensing agreements
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 71.9	$ 75.0
Accumulated Amortization	(24.4)	(10.2)
Net Carrying Value	47.5	64.8
Accumulated Amortization	$ (24.4)	$ (10.2)
Weighted Average Useful Life (years)	5 years	5 years
Technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 35.1	$ 35.0
Accumulated Amortization	(21.2)	(15.9)
Net Carrying Value	13.9	19.1
Accumulated Amortization	$ (21.2)	$ (15.9)
Weighted Average Useful Life (years)	7 years 2 months 12 days	7 years
Other
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value		$ 1.4
Accumulated Amortization		(1.3)
Net Carrying Value		0.1
Accumulated Amortization		$ (1.3)
Weighted Average Useful Life (years)		2 years 6 months

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