Summary of Significant Accounting Policies (Details Narrative) - USD ($)
3 Months Ended 9 Months Ended
Nov. 30, 2018
Nov. 30, 2017
Nov. 30, 2018
Nov. 30, 2017
Feb. 28, 2018
Sales tax receivables $ 63,709   $ 63,709   $ 177,903
Research and development expenses $ 792,111 $ 3,894,454 $ 2,924,483 $ 5,341,763  
Chief Executive Officer [Member]          
Potentially dilutive securities excluded from the computation of EPS     1,000,000 1,000,000  
Restricted Stock Units (RSUs) [Member]          
Potentially dilutive securities excluded from the computation of EPS     99,498 34,102  
Warrant [Member]          
Potentially dilutive securities excluded from the computation of EPS     2,345,957 2,684,582