Liability Attributable to Warrants (Tables)

12 Months Ended

Dec. 31, 2018

Other Liabilities Disclosure [Abstract]

Schedule of Stockholders' Equity Note, Warrants or Rights

The following tables reconcile the number of warrants outstanding for the periods indicated:

	For the Year Ended December 31, 2018
	Beginning Outstanding		Issued		Exercised/Sold			Cancelled / Forfeited			Ending Outstanding
2014 Transaction		376,667		—		—			(265,556	)		111,111
Exercise Agreement		300,000		564,556		(52,755	)		(300,000	)		511,801
Consultant Warrant		11,285		—		—			(11,285	)		—
Offer to Exercise		10,167							(10,167	)		—
		698,119		564,556		(52,755	)		(587,008	)		622,912

	For the Year Ended December 31, 2017
	Beginning Outstanding		Issued		Exercised		Cancelled / Forfeited		Ending Outstanding
2014 Transaction		376,667		—		—		—		376,667
Exercise Agreement		300,000		—		—		—		300,000
Consultant Warrant		11,285		—		—		—		11,285
Offer to Exercise		10,167		—		—		—		10,167
		698,119		—		—		—		698,119