Sales Tax, Tax Credits and Other Receivables (Details) - USD ($)
Aug. 31, 2020
Feb. 29, 2020
Receivables [Abstract]    
Sales tax $ 232,506 $ 180,971
Research and development tax credits 177,237 447,843
Other receivables 101,413 35,730
Sales tax, research and development tax credits and other receivables $ 511,156 $ 664,544