Property, Plant and Equipment - Narrative (Details) ft² in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2021 USD ($) ft²	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Jun. 30, 2021 USD ($)
Property, Plant and Equipment [Line Items]
Depreciation expense	$ 235.3	$ 201.9	$ 190.6
Interest costs capitalized	36.3	65.2	$ 68.8
Construction in progress	770.3	1,950.8
Property, plant and equipment, gross	5,423.0	5,193.8
Solothurn, Switzerland
Property, Plant and Equipment [Line Items]
Construction in progress	$ 677.0	$ 1,800.0
Property, plant and equipment, gross				$ 1,200.0
Biologics Manufacturing | Solothurn, Switzerland
Property, Plant and Equipment [Line Items]
Number of square feet | ft²	393
Warehouse, Utilities and Support Space | Solothurn, Switzerland
Property, Plant and Equipment [Line Items]
Number of square feet | ft²	290
Administrative Space | Solothurn, Switzerland
Property, Plant and Equipment [Line Items]
Number of square feet | ft²	51