Interest and Other Financial Costs (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Aug. 31, 2020 |
Aug. 31, 2019 |
Aug. 31, 2020 |
Aug. 31, 2019 |
|
| Interest And Other Financial Costs | ||||
| Interest on long-term debt | $ 19,005 | $ 13,993 | $ 38,732 | $ 27,062 |
| Interest on convertible notes | 0 | 98,000 | 0 | 215,433 |
| Accretion expense | 9,112 | 488,325 | 17,658 | 1,035,888 |
| Amortization of deferred finance costs | 0 | 19,885 | 0 | 66,327 |
| Loss (gain) on revaluation of foreign exchange contracts | (87,022) | 0 | 11,482 | 0 |
| Revaluation of warrants | 0 | 0 | 0 | 8,483 |
| Gain on conversion of November 2018 Notes | 0 | 0 | 0 | (232,565) |
| Other | 0 | 1,980 | 0 | 3,436 |
| Interest and other finance costs | $ (58,905) | $ 622,183 | $ 67,871 | $ 1,124,064 |