Property, Plant and Equipment, Net - Schedule of Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Property, Plant and Equipment [Abstract]
Land and land improvements	$ 9,352	$ 9,119
Buildings and building improvements	7,520	7,520
Furniture and fixtures	1,852	1,283
Equipment	37,372	36,016
Leasehold improvements	7,076	6,888
Computer hardware and software	6,199	5,960
Construction and other assets in progress	2,836	2,193
Property, plant and equipment, gross	72,207	68,979
Less: Accumulated depreciation and amortization	(27,534)	(26,240)
Property, plant and equipment, net	$ 44,673	$ 42,739