Accounts Payable and Accrued Liabilities (Details) - USD ($) |
May 31, 2021 |
Feb. 28, 2021 |
|---|---|---|
| Payables and Accruals [Abstract] | ||
| Trade accounts payable | $ 5,279,857 | $ 5,082,736 |
| Accrued employee compensation | 1,051,109 | 970,154 |
| Accrued professional fees | 1,040,791 | 1,270,628 |
| Accrued engineering fees | 862,645 | 535,359 |
| Other accrued liabilities | 823,021 | 265,988 |
| Accounts payable and accrued liabilities | $ 9,057,423 | $ 8,124,865 |