Interest and Other Financial Costs (Tables)
6 Months Ended
Aug. 31, 2020
Interest And Other Financial Costs  
Interest and other financial costs
    Three Months Ended August 31     Six Months Ended August 31  
    2020     2019     2020     2019  
Interest on long-term debt   $ 19,005     $ 13,993     $ 38,732     $ 27,062  
Interest on convertible notes     -       98,000       -       215,433  
Accretion expense     9,112       488,325       17,658       1,035,888  
Amortization of deferred finance costs     -       19,885       -       66,327  
Loss (gain) on revaluation of foreign exchange contracts     (87,022 )     -       11,481       -  
Revaluation of warrants     -       -       -       8,483  
Gain on conversion of November 2018 Notes     -       -       -       (232,565 )
Other     -       1,980       -       3,436  
    $ (58,905 )   $ 622,183     $ 67,871     $ 1,124,064