Summary of Significant Accounting Policies (Details 1) - shares	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of common shares and common share equivalents excluded from the calculation of diluted net loss per share	7,220,371	3,528,635
Options [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of common shares and common share equivalents excluded from the calculation of diluted net loss per share	4,817,109	2,981,658
Warrants [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of common shares and common share equivalents excluded from the calculation of diluted net loss per share	561,262	511,262
Shares accrued but not issued [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of common shares and common share equivalents excluded from the calculation of diluted net loss per share	1,842,000	35,715