Consolidated Statements of Operations and Comprehensive Loss - USD ($)
12 Months Ended
Feb. 28, 2021
Feb. 29, 2020
Statement of Comprehensive Income [Abstract]    
Revenue $ 0 $ 0
Operating Expenses    
Research and development (Notes 13 and 15) 18,687,014 4,717,175
General and administrative (Notes 14 and 15) 11,540,340 7,215,420
Write-down and impairment of property, plant and equipment (Note 5) 5,043,119 22,985
Depreciation and amortization (Notes 4 and 5) 775,675 807,447
Interest and other financial expenses (Note 18) 81,996 2,223,304
Interest income (93,043) (500,478)
Foreign exchange loss (gain) 309,822 19,602
Total operating expenses 36,344,923 14,505,455
Net loss (36,344,923) (14,505,455)
Other Comprehensive Loss    
Foreign currency translation adjustment 381,859 (98,225)
Comprehensive loss $ (35,963,064) $ (14,603,680)
Loss per share    
Basic and diluted $ (0.89) $ (0.38)
Weighted average common shares outstanding    
Basic and diluted 40,983,752 37,936,094