Plant, Property and Equipment, Net - Components of Plant, Property and Equipment, Net (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Abstract]
Machinery and equipment	$ 1,202.0	$ 1,205.7
Buildings and improvements	265.5	273.9
Furniture, fixtures and office equipment	78.3	82.0
Construction work in progress	62.8	44.7
Land and improvements	32.5	34.6
Other	4.3	5.0
Plant, property and equipment, gross	1,645.4	1,645.9
Less: accumulated depreciation	(1,136.3)	(1,120.8)
Plant, property and equipment, net	509.1	525.1
Depreciation expense	$ 85.8	$ 83.2	$ 84.1