Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION - Assumptions Used to Estimate Fair Value (Details)

v3.20.4
STOCK-BASED COMPENSATION - Assumptions Used to Estimate Fair Value (Details) - $ / shares
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Share-based Payment Arrangement [Abstract]    
Volatility 132.90% 126.10%
Risk-Free Interest Rate 0.50% 1.60%
Expected Term (in years) 5 years 3 months 29 days 2 years 8 months 26 days
Dividend Rate 0.00% 0.00%
Fair Value Per Share on Grant Date $ 0.36 $ 1.92