Segments, Concentrations and Geographic Information - Net Sales to Third Parties by Geographic Region (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 511.7	$ 472.1
North America (primarily U.S.) [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	291.3	247.0
Europe Excluding Germany [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	93.4	84.9
Germany [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	56.4	51.0
China [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	41.9	64.1
Asia and Other Excluding China [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 28.7	$ 25.1