Property, Plant and Equipment (Tables)

3 Months Ended

Apr. 01, 2017

Property, Plant and Equipment [Abstract]

Schedule of Property, Plant and Equipment with Estimated Useful Lives

Major components of property, plant and equipment along with their respective estimated useful lives are as follows:

	Useful Life		April 1,		December 31,
	(years)		2017		2016
Land		n/a	$	6,459	$	5,866
Land improvements		5		4,978		4,959
Buildings		20 – 30		174,288		156,144
Machinery and equipment		5 – 15		219,537		214,999
Software		3 – 5		22,267		20,974
Furniture and fixtures		3 – 10		2,818		2,774
Vehicles		2 – 5		1,254		1,257
Construction in progress		n/a		15,595		26,071
				447,196		433,044
Less: accumulated depreciation and amortization				184,495		175,744
			$	262,701	$	257,300