Property, Plant and Equipment (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Property, plant and equipment
Property, plant and equipment, at cost	$ 691.6	$ 677.2
Accumulated depreciation	(436.8)	(429.0)
Property, plant and equipment, net	254.8	248.2	$ 196.8
Land
Property, plant and equipment
Property, plant and equipment, at cost	15.3	15.2
Buildings and improvements
Property, plant and equipment
Property, plant and equipment, at cost	216.0	212.1
Machinery and equipment
Property, plant and equipment
Property, plant and equipment, at cost	438.3	435.5
Construction in progress
Property, plant and equipment
Property, plant and equipment, at cost	$ 22.0	$ 14.4