Interest and Other Finance Costs (Details) - USD ($) |
12 Months Ended | |
|---|---|---|
Feb. 28, 2021 |
Feb. 29, 2020 |
|
| Interest And Other Finance Costs | ||
| Interest on long-term debt | $ 77,756 | $ 57,450 |
| Interest on convertible notes | 0 | 362,426 |
| Accretion expense | 36,847 | 1,892,185 |
| Amortization of deferred finance costs | 0 | 96,155 |
| Revaluation of warrants | 0 | 8,483 |
| Gain on conversion of November 2018 Notes | 0 | (232,565) |
| Other | (32,607) | 39,170 |
| Interest and other finance costs | $ 81,996 | $ 2,223,304 |