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3. Inventories, net (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Inventories Net Details    
Finished goods $ 3,187 $ 3,525
Work in process 5,421 5,702
Raw materials 3,076 2,348
Total Inventory $ 11,684 $ 11,575