Segments, Concentrations and Geographic Information - Net Sales to Third Parties by Geographic Region (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 466.3	$ 469.3	$ 1,476.1	$ 1,430.0
North America (primarily U.S.) [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	277.7	256.1	849.8	758.6
Europe Excluding Germany [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	75.4	83.9	262.0	259.1
Germany [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	51.0	50.0	162.5	151.5
China [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	33.0	48.8	114.2	176.9
Asia and Other Excluding China [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 29.2	$ 30.5	$ 87.6	$ 83.9