Property, Plant and Equipment, net - Schedule of Property, Plant and Equipment (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 595,515	$ 552,881
Less accumulated depreciation	(349,701)	(315,091)
Property, Plant and Equipment Less Accumulated Depreciation	245,814	237,790
Total property, plant and equipment	274,123	284,247
Land improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 7,774	7,485
Land improvements | Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	10 years
Land improvements | Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	25 years
Buildings
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 212,501	183,437
Buildings | Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	15 years
Buildings | Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	40 years
Machinery, equipment and other
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 375,240	361,959
Machinery, equipment and other | Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	3 years
Machinery, equipment and other | Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	10 years
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 12,524	13,464
Construction work in process
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 15,785	$ 32,993