Income Taxes (Details 3) - USD ($) |
Feb. 28, 2019 |
Feb. 28, 2018 |
|---|---|---|
| Deferred tax assets | ||
| Canada net operating loss carry forward | $ 2,026,984 | $ 1,127,381 |
| U.S. net operating loss carry forward | 3,165,937 | 1,377,008 |
| Accrual and reserves | 118,309 | 0 |
| Property, plant and equipment | 0 | 136,200 |
| Research and development expenditures and credits | 1,058,010 | 472,608 |
| Unrealized foreign exchange | 0 | 9,462 |
| Other | 38,418 | 0 |
| Deferred tax assets | 6,407,658 | 3,122,659 |
| Deferred tax liabilities | ||
| Property, plant and equipment | (41,636) | (2,367) |
| Intangibles | (34,785) | (1,489) |
| Accrual and reserves | 0 | (49,236) |
| Investment tax credits | 0 | 0 |
| Unrealized foreign exchange | 0 | (8,697) |
| Deferred tax liabilities | (76,421) | (61,789) |
| Deferred tax asset | 6,331,239 | 3,060,870 |
| Valuation allowance | (6,331,239) | (3,060,870) |
| Deferred tax asset, net | $ 0 | $ 0 |