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, 2016	Dec. 31, 2015
Potential shares excluded from diluted net loss per share	9,280,527	17,552,509
Options To Purchase Common Stock [Member]
Potential shares excluded from diluted net loss per share	2,644,000	6,044,000
Convertible Preferred Stock [Member]
Potential shares excluded from diluted net loss per share	3,143,530	5,200,000
Convertible Debentures [Member]
Potential shares excluded from diluted net loss per share	2,042,076	3,661,509
Warrants To Purchase Common Stock [Member]
Potential shares excluded from diluted net loss per share	1,405,000	1,410,000
Common Stock Subject To Repurchase [Member]
Potential shares excluded from diluted net loss per share	(507,079)