Interest and Other Finance Costs (Details) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Nov. 30, 2019 |
Nov. 30, 2018 |
Nov. 30, 2019 |
Nov. 30, 2018 |
|
| Interest And Other Finance Costs | ||||
| Interest on long-term debt | $ 14,778 | $ 13,825 | $ 41,840 | $ 40,305 |
| Interest on convertible notes | 98,000 | 0 | 313,433 | 0 |
| Accretion expense | 549,090 | 0 | 1,584,977 | 0 |
| Amortization of deferred finance costs | 19,885 | 0 | 86,212 | 0 |
| Revaluation of warrants | 0 | 0 | 8,483 | 0 |
| Loss on revaluation of foreign exchange contracts | 10,881 | 0 | 10,881 | 0 |
| Gain on conversion of November 2018 Notes | 0 | 0 | (232,565) | 0 |
| Other | 393 | 1,058 | 3,830 | 812 |
| Interest and other finance costs | $ 693,027 | $ 14,883 | $ 1,817,091 | $ 41,117 |