Accounts Payable and Accrued Liabilities (Details) - USD ($) |
Aug. 31, 2022 |
Feb. 28, 2022 |
|---|---|---|
| Accounts Payable and Accrued Liabilities | ||
| Trade Accounts Payable | $ 2,282,367 | $ 4,397,499 |
| Accrued loss contingency for legal settlement | 2,231,606 | 2,519,220 |
| Accrued Employee Compensation | 1,039,432 | 1,254,685 |
| Accrued Engineering Fees | 0 | 774,423 |
| Accrued Professional Fees | 1,054,002 | 526,685 |
| Other Accrued Liabilities | 301,353 | 374,303 |
| Accounts Payable And Accrued Liabilities | $ 6,908,760 | $ 9,846,815 |