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Stockholders' Equity (Tables)
 12 Months Ended
Feb. 28, 2019
Stockholders' Equity  
Stock issued during the period
For the year ended February 28, 2019   Number of shares   Amount
Balance, February 28, 2018     33,751,088     $ 3,376  
Cashless exercise of stock options     18,821       2  
Issuance of shares upon vesting of restricted stock units     35,797       3  
Balance, February 28, 2019     33,805,706     $ 3,381  

 

For the year ended February 28, 2018   Number of shares   Amount
Balance, February 28, 2017       31,451,973     $  3,146  
Issuance of shares for cash        1,829,061        183  
Cashless exercise of stock options       115,034       12  
Issuance of shares upon exercise of warrants       355,020       35  
Balance, February 28, 2018       33,751,088     $ 3,376