Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2018

Accrued Liabilities Current [Abstract]

Summary of Accrued Liabilities

Accrued liabilities consist of the following as of the dates indicated:

	June 30,		December 31,
	2018		2017
Accrued employee bonuses	$	1,365,489	$	3,049,109
Payroll and employee benefit accruals		623,713		369,275
Accrued professional fees		112,320		101,150
Accrued interest		107,116		45,544
Other accrued liabilities		219,138		181,708
	$	2,427,776	$	3,746,786