Sales Tax, Tax Credits and Other Receivables (Details) - USD ($) |
May 31, 2020 |
Feb. 29, 2020 |
|---|---|---|
| Receivables [Abstract] | ||
| Sales tax | $ 122,419 | $ 180,971 |
| Research and development tax credits | 216,458 | 447,843 |
| Other receivables | 231,337 | 35,730 |
| Sales tax, research and development tax credits and other receivables | $ 570,214 | $ 664,544 |