Property, Plant and Equipment - Summary of Property Plant and Equipment (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	$ 1,743,875	$ 1,655,555
Accumulated depreciation	(755,598)	(671,314)
Property, Plant and Equipment, Net, Total	988,277	984,241
Land and improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	66,670	72,931
Building and improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	310,797	313,722
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	1,204,457	1,076,369
Construction in progress [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	$ 161,951	$ 192,533
Minimum [Member] | Land and improvements [Member]
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	10 years
Minimum [Member] | Building and improvements [Member]
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	10 years
Minimum [Member] | Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	5 years
Maximum [Member] | Land and improvements [Member]
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	25 years
Maximum [Member] | Building and improvements [Member]
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	40 years
Maximum [Member] | Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	10 years