Warrants (Details 1) |
3 Months Ended |
|---|---|
|
May 31, 2019
$ / shares
shares
| |
| Number of warrants outstanding | shares | 962,132 |
| Weighted average exercise price | $ / shares | $ 10.38 |
| Warrants 1 | |
| Expiration date | Jan. 15, 2020 |
| Number of warrants outstanding | shares | 277,778 |
| Weighted average exercise price | $ / shares | $ 9.32 |
| Warrants 2 | |
| Expiration date | Jan. 21, 2020 |
| Number of warrants outstanding | shares | 24,691 |
| Weighted average exercise price | $ / shares | $ 9.32 |
| Warrants 3 | |
| Expiration date | Oct. 09, 2020 |
| Number of warrants outstanding | shares | 159,663 |
| Weighted average exercise price | $ / shares | $ 8.55 |
| Warrants 4 | |
| Expiration date | Feb. 25, 2021 |
| Number of warrants outstanding | shares | 200,000 |
| Weighted average exercise price | $ / shares | $ 11 |
| Warrants 5 | |
| Expiration date | Feb. 25, 2021 |
| Number of warrants outstanding | shares | 300,000 |
| Weighted average exercise price | $ / shares | $ 12 |