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PREFERRED STOCK AND DETACHABLE WARRANTS - Changes in Derivative Liability (Details)
3 Months Ended
Mar. 31, 2021
USD ($)
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation  
Balance at beginning of period $ 330,412
Value of warrants exercised (1,105,935)
Change in valuation of warrants 1,780,203
Balance at end of period $ 1,004,680