XML 54 R38.htm IDEA: XBRL DOCUMENT v3.21.1
Convertible Note Receivable in Unigen Power, Inc. (Tables)
12 Months Ended
Jan. 31, 2021
Investments, All Other Investments [Abstract]  
Schedule of Warrants Valuation Assumptions

Debenture Warrants

 

Type of option   Call option  
Stock price   $ 2.25  
Exercise (Strike) price   $ 1.00  
Time to maturity (years)     2.0  
Annualized risk-free rate     1.630 %
Annualized volatility     27.43 %

 

Additional Warrants

 

Type of option   Call option  
Stock price   $ 2.25  
Exercise (Strike) price   $ 2.25  
Time to maturity (years)     3.0  
Annualized risk-free rate     1.630 %
Annualized volatility     27.43