4. PROPERTY, PLANT AND EQUIPMENT (Details) (USD $) In Thousands, unless otherwise specified			12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 Land	Dec. 31, 2012 Building and Improvements	Dec. 31, 2012 Leasehold improvements	Dec. 31, 2012 Equipment	Dec. 31, 2012 Furniture, computers and office equipment	Dec. 31, 2012 Construction in Progress
Property Plant And Equipment
Land	$ 1,582	$ 1,492
Buildings and improvements	1,555	1,540
Leasehold improvements	221	221
Equipment	14,251	12,113
Furniture, computers and office equipment	1,248	1,101
Construction in progress	487	440
Total property, plant and equipment	19,344	16,907
Less: Accumulated depreciation and amortization	(6,241)	(4,871)
Property, plant and equipment, net	$ 13,103	$ 12,036
Range of Asset Lives			-	7-36 years	2-5 years	2-30 years	2-8 years	-