Net Loss Per Share (Details Textual) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Net Loss Per Share (Textual)
Basic and diluted weighted average number of common shares outstanding	28,037,713	23,179,779	28,037,713	14,756,246