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EQUITY-BASED COMPENSATION (Tables)
3 Months Ended
Mar. 31, 2021
Share-based Payment Arrangement [Abstract]  
Schedule of Fair Value Assumptions The fair value of the option grants awarded during each of the three month periods ended March 31, 2021 and 2020 was $0.1 million, which has been estimated with the following assumptions on the grant date.
3/23/20203/10/2021
Risk-free interest rate0.48 %1.00 %
Volatility    113.17 %133.35 %
Expected life (years)    5.806.00
Expected dividend yield    %%
Summary of Stock Option Activity The following table summarizes stock option activity for employees and non-employees for the three months ended March 31, 2021 and 2020:
 SharesWeighted-Average
Exercise Price
Weighted-Average
Remaining
Contractual
Term (in years)
Aggregate
Intrinsic
Value
Outstanding at December 31, 2019166,233$34.426.53$—
Granted182,0000.61
Exercised
Forfeited(10,000)
Expired
Outstanding at March 31, 2020338,233$17.018.18
Exercisable at March 31, 202084,711$59.853.23$—
Outstanding at December 31, 20201,563,972$2.444.87$175,770
Granted40,000$1.49
Exercised
Forfeited
Expired
Outstanding at March 31, 20211,603,972$2.759.24$784,801
Exercisable at March 31, 2021143,747$18.967.00$57,900