Acquisition - Pro Forma Information (Details) - TRx - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Business Acquisition [Line Items]
Total revenues, net	$ 20,031,801	$ 51,288,212
Net income	$ (40,919,015)	$ 5,963,853
Basic and diluted net loss per share (in dollars per share)	$ (1.18)	$ 0.21