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Intangible Assets, Net (Details Textual) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Dec. 31, 2017
Dec. 31, 2016
Intangible Assets, Net (Textual)            
Amortization expense $ 421,188 $ 421,188 $ 1,263,564 $ 1,263,563 $ 1,684,750 $ 834,505
Estimated aggregate amortization expense for 2018 336,155   336,155   1,599,718  
Estimated aggregate amortization expense for 2019 1,087,333   1,087,333   1,087,333  
Estimated aggregate amortization expense for 2020 592,681   592,681   592,681  
Estimated aggregate amortization expense for 2021 444,167   444,167   444,167  
Estimated aggregate amortization expense for 2022 $ 196,543   $ 196,543   196,543  
Aggregate of intangible assets acquired         $ 3,952,000