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Property and Equipment (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Property and Equipment (Textual)        
Depreciation and amortization expense $ 592,498 $ 530,520 $ 1,653,099 $ 1,647,290