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Revenue by Service Type, Customer Type and by Geographic Region (Details 2) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Revenue, net $ 180,343,015 $ 101,720,247
North America    
Revenue, net 175,994,756 97,197,927
Europe    
Revenue, net $ 4,348,259 $ 4,522,320