v3.22.2.2
Research and Development Expenses (Details) - USD ($)
3 Months Ended 6 Months Ended
Aug. 31, 2022
Aug. 31, 2021
Aug. 31, 2022
Aug. 31, 2021
Research and development expenses $ 3,751,155 $ 5,284,797 $ 10,551,639 $ 13,922,632
Machinery and Equipments [Member]        
Research and development expenses 1,183,652 2,485,232 3,073,309 5,108,125
External Engineering [Member]        
Research and development expenses 610,839 551,381 2,206,454 3,454,829
Employee Compensation [Member]        
Research and development expenses 2,067,725 1,492,688 4,355,066 3,578,816
Plant and Laboratory Operating Expenses [Member]        
Research and development expenses 583,615 707,043 1,449,693 1,398,510
Other [Member]        
Research and development expenses 143,989 159,194 374,739 534,743
Tax credit [Member]        
Research and development expenses $ 838,665 $ 110,741 $ 907,622 $ 152,391