Condensed Consolidated Statements of Comprehensive (Loss)/Income - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Statement of Comprehensive Income [Abstract]
Net (loss)/income	$ (4,562,989)	$ 2,584,822	$ (10,525,662)	$ 6,088,334
Comprehensive (loss)/income	$ (4,562,989)	$ 2,584,822	$ (10,525,662)	$ 6,088,334