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Inventories (Details 1) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Dec. 31, 2012
Inventories Disclosure [Abstract]    
Finished Goods $ 7,957 $ 8,023
Work in Process 806 731
Raw Materials 9,265 9,008
Total Inventories, Net $ 18,028 $ 17,762