Supplemental Balance Sheet Data and Cash Flow Information - Schedule of Property. Plant and Equipment (Details) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 310.3	$ 299.7
Accumulated depreciation	(171.2)	(157.6)
Property, plant and equipment, net	139.1	142.1
Land
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	2.4	2.4
Buildings and improvements
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	12.4	12.3
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	20.7	20.7
Machinery and equipment
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	33.8	30.9
Computer and office equipment
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	17.0	16.8
Converting machines
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 224.0	$ 216.6