XML 44 R33.htm IDEA: XBRL DOCUMENT v3.21.2
SCHEDULE OF STOCK OPTIONS FAIR VALUE ASSUMPTIONS ESTIMATED USING BLACK-SCHOLES PRICING MODEL (Details)
6 Months Ended
Jun. 30, 2021
Equity [Abstract]  
Risk-free interest rate 0.44%
Expected term of options, in years 3 years 10 months 24 days
Expected annual volatility 101.00%
Expected dividend yield