Registration of securities issued in business combination transactions

Intangible Assets, Net - Summary of Changes in Carrying Amount of Goodwill (Details)

v3.19.3
Intangible Assets, Net - Summary of Changes in Carrying Amount of Goodwill (Details) - USD ($)
9 Months Ended 12 Months Ended
Sep. 30, 2019
Dec. 31, 2018
Dec. 31, 2017
Goodwill and Intangible Assets Disclosure [Abstract]      
Beginning Balance $ 11,280,465 $ 12,647,806 $ 12,405,770
Impairment (495,755) (1,191,111)
Reclassification to held for sale (209,794)  
Foreign currency translation (loss) gain (76,285) (176,230) 242,036
Ending Balance $ 10,498,631 $ 11,280,465 $ 12,647,806