Summary of Significant Accounting Policies (Details 1) - shares	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Total common stock equivalents excluded from diluted net loss per share	16,966,908	18,800,947
Convertible Debt [Member]
Total common stock equivalents excluded from diluted net loss per share	3,700,000	3,100,000
Stock Options [Member]
Total common stock equivalents excluded from diluted net loss per share	9,161,510	8,463,184
Warrants [Member]
Total common stock equivalents excluded from diluted net loss per share	4,105,398	7,237,763