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Inventories (Details) (USD $)
Sep. 30, 2014
Dec. 31, 2013
Inventory Disclosure [Abstract]    
Raw materials $ 270,191 $ 202,414
Work in process 3,228,525 2,951,704
Finished goods 1,664,729 1,048,886
Inventory, gross 5,163,445 4,203,004
Reserve for obsolescence (424,755) (322,228)
Inventory, net $ 4,738,690 $ 3,880,776