Property, Plant and Equipment-Net (Tables)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment-Net

Property, plant and equipment—net consisted of the following (in thousands):

	December 31, 2015			December 31, 2014
Plant equipment	$	24,824		$	30,213
Building and improvements	5,810			5,807
Lab equipment	7,495			7,904
Leasehold improvements	1,876			1,935
Computer equipment and software	4,159			3,936
Furniture and fixtures	669			638
Land	430			430
Automobiles	194			194
Construction in progress	342			1,926
Total	45,799			52,983
Less: accumulated depreciation and amortization	(19,455		)	(16,903		)
Property, plant and equipment—net	$	26,344		$	36,080