Description of Business and Summary of Significant Accounting Policies (Details 1) - shares	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total	30,836,932	14,871,638	12,990,053
Options [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total	5,174,592	5,906,886	3,971,583
Warrants [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total	25,662,340	8,964,752	9,018,470