Stock warrants |
12 Months Ended |
|---|---|
Jan. 31, 2021 | |
| Warrants and Rights Note Disclosure [Abstract] | |
| Stock warrants | Stock warrants As of January 31, 2020, there were 75,137 common stock warrants outstanding. These remaining common stock warrants were issued with an exercise price of $8.02 per share. On November 6, 2020, the warrants were exercised through a net share settlement. The Company issued 60,338 shares in the net share exercise transaction. As of January 31, 2021, there are no common stock warrants outstanding.
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