Note 15 - Stock-based Compensation - Non-vested Stock Option Activity (Details) |
12 Months Ended |
|---|---|
|
Mar. 31, 2020
$ / shares
shares
| |
| Non-vested, number of options (in shares) | shares | 2,433,477 |
| Non-vested, weighted average grant date fair value price (in CAD per share) | $ / shares | $ 1.05 |
| Granted, number of options (in shares) | shares | 6,140,517 |
| Granted, weighted average fair value (in CAD per share) | $ / shares | $ 0.85 |
| Options vested (in shares) | shares | (1,798,075) |
| Options vested, weighted average grant date fair value price (in CAD per share) | $ / shares | $ 1.19 |
| Options forfeited and cancelled (in shares) | shares | (11,667) |
| Options forfeited and cancelled, weighted average grant date fair value price (in CAD per share) | $ / shares | $ 1.04 |
| Non-vested, number of options (in shares) | shares | 6,764,252 |
| Non-vested, weighted average grant date fair value price (in CAD per share) | $ / shares | $ 0.83 |
| X | ||||||||||
- Definition Gross number of share options (or share units) granted during the period. No definition available.
|
| X | ||||||||||
- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Number of non-vested options outstanding. No definition available.
|
| X | ||||||||||
- Definition Number of non-vested options forfeited. No definition available.
|
| X | ||||||||||
- Definition Weighted average grant-date fair value of non-vested options forfeited. No definition available.
|
| X | ||||||||||
- Definition Weighted average grant-date fair value of non-vested options outstanding. No definition available.
|
| X | ||||||||||
- Definition Number of options vested. No definition available.
|
| X | ||||||||||
- Definition Weighted average grant-date fair value of options vested. No definition available.
|