Basis of Presentation and Summary of Significant Accounting Policies - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details) - shares	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Potential shares excluded from diluted net loss per share	19,851,451	8,727,527
Options to Purchase Common Stock [Member]
Potential shares excluded from diluted net loss per share	9,625,000	2,644,000
Convertible Preferred Stock [Member]
Potential shares excluded from diluted net loss per share	4,828,530	3,143,530
Convertible Debentures [Member]
Potential shares excluded from diluted net loss per share		2,042,076
Warrants to Purchase Common Stock [Member]
Potential shares excluded from diluted net loss per share	5,905,000	1,405,000
Common Stock Subject to Repurchase [Member]
Potential shares excluded from diluted net loss per share	(507,079)	(507,079)