5. PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Dec. 31, 2015
Total property, plant and equipment	$ 18,067	$ 21,098
Less: Accumulated depreciation and amortization	(10,346)	(10,336)
Property, plant and equipment,net	7,721	10,762
Land
Total property, plant and equipment	0	1,582
Building and improvements
Total property, plant and equipment	$ 0	1,447
Range of Asset lives	7-36 years
Leasehold Improvements
Total property, plant and equipment	$ 825	825
Range of Asset lives	2-5 years
Equipment
Total property, plant and equipment	$ 15,435	15,435
Range of Asset lives	2-30 years
Furniture, computers and office equipment
Total property, plant and equipment	$ 1,362	1,468
Range of Asset lives	2-8 years
Construction in Progress
Total property, plant and equipment	$ 445	$ 341