Components of Property, Plant and Equipment (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Gross PP&E	$ 1,817.1	$ 1,817.4
Less accumulated depreciation	877.9	889.7
Net PP&E	939.2	927.7
Land
Property, Plant and Equipment [Line Items]
Gross PP&E	28.2	28.3
Building and Building Improvements
Property, Plant and Equipment [Line Items]
Gross PP&E	324.8	317.8
Machinery and Equipment
Property, Plant and Equipment [Line Items]
Gross PP&E	895.0	895.1
Software
Property, Plant and Equipment [Line Items]
Gross PP&E	124.1	122.6
Office equipment and other assets
Property, Plant and Equipment [Line Items]
Gross PP&E	108.4	105.2
Construction in progress
Property, Plant and Equipment [Line Items]
Gross PP&E	$ 336.6	$ 348.4