Income Taxes (Tables)
12 Months Ended
Feb. 28, 2021
Income Tax Disclosure [Abstract]  
Components of loss before taxes
    February 28, 2021     February 29, 2020  
U.S. operations   $ (7,126,988 )   $ (4,220,000 )
Foreign operations     (29,217,935 )     (10,285,455 )
Loss before taxes   $ (36,344,923 )   $ (14,505,455 )
Income tax rate reconciliation
    February 28, 2021     February 29, 2020  
Statutory Federal rate     21 %     21 %
                 
Federal income tax at statutory rate   $ (7,632,436 )   $ (3,046,145 )
Effect of foreign jurisdiction     (1,433,653 )     (424,593 )
Non-deductible expenses     695,941       1,069,845  
Tax credits related to research and development expenditures     (302,703 )     (446,967 )
Unrecognized tax benefit of net operating losses and other available deductions     8,672,851       2,847,860  
Effective income tax expense   $ -     $ -  
                 
Current   $ -     $ -  
Deferred   $ -     $ -  
Deferred income tax assets and liabilities
    As at  
    February 28, 2021     February 29, 2020  
Deferred tax assets            
Canada net operating loss carry forward   $ 9,258,070     $ 3,905,836  
U.S. net operating loss carry forward     4,629,036       3,376,117  
Accrual and reserves     335,742       186,985  
Intangibles     123,711       92,292  
Property, plant and equipment     2,482,633       140,538  
Research and development expenditures and credits     1,778,078       1,426,470  
Other     698       126,362  
Deferred tax assets      18,607,968       9,254,600  
Deferred tax liabilities                
Property, plant and equipment     -       -  
Intangibles     (211,049 )     (27,267 )
Accrual and reserves     (64,112 )     -  
Investment tax credits     -       -  
Unrealized foreign exchange     -       -  
Other     (244,910 )     -  
Deferred tax liabilities     (520,072 )     (27,267 )
                 
Deferred tax assets, net     18,087,896       9,227,333  
Valuation allowance     (18,087,896 )     (9,227,333 )
Deferred tax assets, net   $ -     $ -