Interest and Other Finance Costs (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Aug. 31, 2019 |
Aug. 31, 2018 |
Aug. 31, 2019 |
Aug. 31, 2018 |
|
| Interest And Other Finance Costs | ||||
| Interest on long-term debt | $ 13,993 | $ 13,443 | $ 27,062 | $ 26,481 |
| Interest on convertible notes | 98,000 | 0 | 215,433 | 0 |
| Accretion expense | 488,325 | 0 | 1,035,888 | 0 |
| Amortization of deferred finance costs | 19,885 | 0 | 66,327 | 0 |
| Revaluation of warrants | 0 | 0 | 8,483 | 0 |
| Gain on conversion of November 2018 Notes | 0 | 0 | (232,565) | 0 |
| Other | 1,980 | 0 | 3,436 | 0 |
| Interest and other finance costs | $ 622,183 | $ 13,443 | $ 1,124,064 | $ 26,481 |