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Revenues By Geographic Areas (Details) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Revenues $ 4,220,686 $ 4,628,592
United States    
Revenues 3,143,409 3,677,801
Europe    
Revenues 615,529 492,992
Asia and rest of world    
Revenues 461,748 457,799
Total    
Revenues $ 4,220,686 $ 4,628,592