Stockholders' Equity - Schedule of Warrants Outstanding (Details) - Warrant [Member] - shares	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Number of Shares Subject to Warrants, Outstanding, beginning balance	622,912	698,119
Number of Shares Subject to Warrants Outstanding, Granted		564,556
Number of Shares Subject to Warrants Outstanding, Repurchase		(52,755)
Number of Shares Subject to Warrants Outstanding, Exercised	(30,466)
Number of Shares Subject to Warrants Outstanding, Forfeited/cancelled	(111,111)	(587,008)
Number of Shares Subject to Warrants, Outstanding, ending balance	481,335	622,912