STOCK AWARDS, WARRANTS AND OPTIONS - Stock-based Compensation Expense (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation cost	$ 1,157,904	$ 712,299	$ 2,223,233	$ 1,465,261
General and administrative
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation cost	910,638	625,141	1,768,221	1,258,261
Research and development
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation cost	$ 247,266	$ 87,158	$ 455,012	$ 207,000