Property, Plant and Equipment - Schedule of Property, Plant and Equipment (Detail) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 1,110,689	$ 1,058,220
Accumulated depreciation	(588,565)	(528,938)
Property, plant and equipment, net	522,124	529,282
Land and Buildings [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	149,295	158,907
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	899,764	856,961
Leasehold Improvements and Other [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	14,912	12,173
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 46,718	$ 30,179