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Inventory (Details) (USD $)
6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Dec. 31, 2013
Inventory [Line Items]      
Raw materials $ 257,751   $ 270,355
Work-in-process 441,664   783,060
Finished goods 244,781   153,093
Inventory 944,196   1,206,508
Increase (Decrease) in Raw materials inventories (12,604)    
Increase (Decrease) in Work-in-process inventories (341,396)    
Increase (Decrease) in Finished goods Inventories 91,688    
Increase (Decrease) in inventories $ (262,312) $ (76,228)