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Revenue By Geographic Areas (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Revenues: $ 5,102,130 $ 4,517,898 $ 15,357,658 $ 13,008,895
United States        
Revenues: 4,030,547 3,698,721 12,308,704 10,107,697
Europe        
Revenues: 821,782 519,765 2,237,439 1,919,880
Asia and rest of world        
Revenues: $ 249,801 $ 299,412 $ 811,515 $ 981,318