Property, Plant and Equipment - Summary 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	$ 398,834	$ 403,748
Less: Accumulated depreciation	175,144	147,771
Property, plant and equipment, net	223,690	255,977
Land and buildings
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	58,296	57,222
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	339,268	321,110
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 1,270	$ 25,416