| Accounts Payable And Accrued Liabilities |
| | November 30, 2022 | | | February 28, 2022 | | Trade accounts payable | | $ | 2,185,396 | | | $ | 4,397,499 | | Accrued loss contingency for legal settlement (Note 21) | | | 3,100,000 | | | | 2,519,220 | | Accrued employee compensation | | | 914,227 | | | | 1,254,685 | | Accrued engineering fees | | | 263,125 | | | | 774,423 | | Accrued professional fees | | | 302,582 | | | | 526,685 | | Other accrued liabilities | | | 202,889 | | | | 374,303 | | | | $ | 6,968,219 | | | $ | 9,846,815 | |
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