Property, Plant and Equipment - Schedule of Property, Plant and Equipment with Estimated Useful Lives (Detail) - USD ($) $ in Thousands	3 Months Ended
	Apr. 01, 2017	Dec. 31, 2016
Major components of property, plant and equipment
Property, plant and equipment, Gross	$ 447,196	$ 433,044
Less: accumulated depreciation and amortization	184,495	175,744
Property, plant and equipment, Net	262,701	257,300
Land [Member]
Major components of property, plant and equipment
Property, plant and equipment, Gross	$ 6,459	5,866
Land Improvements [Member]
Major components of property, plant and equipment
Useful Life (years)	5 years
Property, plant and equipment, Gross	$ 4,978	4,959
Buildings [Member]
Major components of property, plant and equipment
Property, plant and equipment, Gross	$ 174,288	156,144
Buildings [Member] | Minimum [Member]
Major components of property, plant and equipment
Useful Life (years)	20 years
Buildings [Member] | Maximum [Member]
Major components of property, plant and equipment
Useful Life (years)	30 years
Machinery and Equipment [Member]
Major components of property, plant and equipment
Property, plant and equipment, Gross	$ 219,537	214,999
Machinery and Equipment [Member] | Minimum [Member]
Major components of property, plant and equipment
Useful Life (years)	5 years
Machinery and Equipment [Member] | Maximum [Member]
Major components of property, plant and equipment
Useful Life (years)	15 years
Software [Member]
Major components of property, plant and equipment
Property, plant and equipment, Gross	$ 22,267	20,974
Software [Member] | Minimum [Member]
Major components of property, plant and equipment
Useful Life (years)	3 years
Software [Member] | Maximum [Member]
Major components of property, plant and equipment
Useful Life (years)	5 years
Furniture and Fixtures [Member]
Major components of property, plant and equipment
Property, plant and equipment, Gross	$ 2,818	2,774
Furniture and Fixtures [Member] | Minimum [Member]
Major components of property, plant and equipment
Useful Life (years)	3 years
Furniture and Fixtures [Member] | Maximum [Member]
Major components of property, plant and equipment
Useful Life (years)	10 years
Vehicles [Member]
Major components of property, plant and equipment
Property, plant and equipment, Gross	$ 1,254	1,257
Vehicles [Member] | Minimum [Member]
Major components of property, plant and equipment
Useful Life (years)	2 years
Vehicles [Member] | Maximum [Member]
Major components of property, plant and equipment
Useful Life (years)	5 years
Construction in Progress [Member]
Major components of property, plant and equipment
Property, plant and equipment, Gross	$ 15,595	$ 26,071