Segment Information - Sales and Long-lived Assets by Geographic Location (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenues from External Customers and Long-Lived Assets [Line Items]
Proprietary Products	$ 2,831.6	$ 2,146.9	$ 1,839.9
Long-Lived Assets	1,126.8	1,011.5
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Proprietary Products	1,198.0	975.6	814.7
Long-Lived Assets	504.1	407.8
Germany
Revenues from External Customers and Long-Lived Assets [Line Items]
Proprietary Products	474.3	282.1	236.3
Long-Lived Assets	124.1	112.0
Ireland
Revenues from External Customers and Long-Lived Assets [Line Items]
Proprietary Products	247.6	226.0	173.8
Long-Lived Assets	187.3	197.6
France
Revenues from External Customers and Long-Lived Assets [Line Items]
Proprietary Products	213.0	172.7	150.6
Long-Lived Assets	86.1	76.0
Other European countries
Revenues from External Customers and Long-Lived Assets [Line Items]
Proprietary Products	341.3	236.8	251.1
Long-Lived Assets	65.1	66.8
Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Proprietary Products	357.4	253.7	$ 213.4
Long-Lived Assets	$ 160.1	$ 151.3