Interest and Other Finance Costs (Tables)
6 Months Ended
Aug. 31, 2019
Interest And Other Finance Costs  
Interest and other finance costs
    Three Months Ended August 31     Six Months Ended August 31  
    2019     2018     2019     2018  
  Interest on long-term debt   $ 13,993     $ 13,443     $ 27,062     $ 26,481  
  Interest on convertible notes     98,000       -       215,433       -  
  Accretion expense     488,325       -       1,035,888       -  
  Amortization of deferred finance costs     19,885       -       66,327       -  
  Revaluation of warrants     -        -       8,483        -  
  Gain on conversion of November 2018 Notes     -        -       (232,565 )      -  
  Other     1,980       -       3,436       -  
    $ 622,183     $ 13,443     $ 1,124,064     $ 26,481