Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Summary of Property, Plant and Equipment
Property, plant and equipment	$ 1,091,157	$ 1,060,200
Less: accumulated depreciation	415,847	390,125
Property, plant and equipment, net	675,310	670,075
Land
Summary of Property, Plant and Equipment
Property, plant and equipment	197,140	198,304
Buildings and Improvements
Summary of Property, Plant and Equipment
Property, plant and equipment	359,966	358,411
Machinery and Equipment
Summary of Property, Plant and Equipment
Property, plant and equipment	392,887	403,765
Furniture, Fixtures and Computer Equipment
Summary of Property, Plant and Equipment
Property, plant and equipment	84,509	78,910
Construction in Progress
Summary of Property, Plant and Equipment
Property, plant and equipment	28,609	$ 20,810
Finance Lease Right-of-use Assets
Summary of Property, Plant and Equipment
Property, plant and equipment	$ 28,046