Stock-Based Compensation (Details 4) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Total stock-based compensation	$ 2,780,802	$ 139,140	$ 7,407,331	$ 318,484
Research and development [Member]
Total stock-based compensation	158,040	81,645	568,678	175,197
General and administrative [Member]
Total stock-based compensation	$ 2,622,762	$ 57,495	$ 6,838,653	$ 143,287