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LOSS PER SHARE (Tables)
9 Months Ended
Sep. 30, 2020
Earnings Per Share [Abstract]  
Schedule of Potentially Dilutive Securities Excluded from Diluted Loss Calculation
The following potentially dilutive securities outstanding as of September 30, 2020 and 2019 have been excluded from the denominator of the diluted loss per share of common stock outstanding calculation as their effect is anti-dilutive (in thousands):
Three Months Ended September 30,Nine Months Ended September 30,
 2020201920202019
Warrants2,485 6,450 2,485 6,450 
Stock options10,227 26,307 10,227 26,307 
12,712 32,757 12,712 32,757