Property, Plant and Equipment, net - Schedule of Property, Plant and Equipment (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 552,881	$ 570,649
Less accumulated depreciation	(315,091)	(293,854)
property, Plant and Equipment Less Accumulated Depreciation	237,790	276,795
Total property, plant and equipment	284,247	323,149
Land improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 7,485	8,585
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	$ 183,437	191,485
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	$ 361,959	370,578
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	$ 13,464	12,120
Construction work in process
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 32,993	$ 34,234