Description of Business and Summary of Significant Accounting Policies (Details 1) - shares	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total	12,925,614	10,647,142	11,658,674
Options [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total	3,971,583	3,013,084	1,985,384
Warrants [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total	8,954,031	7,634,058	9,673,290