Discontinued Operations - Narrative (Details) - USD ($) $ in Millions		9 Months Ended	12 Months Ended
	Oct. 25, 2019	Sep. 30, 2020	Dec. 31, 2019	Mar. 31, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Distribution agreement, term	4 years
Contract manufacturing and supply agreement, term	2 years
PP&S | Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash consideration	$ 768.9
Consideration, working capital adjustment				$ 7.1
Gain on disposal, net of tax			$ 457.7
Cash outflow related to the agreements		$ 45.4