Condensed Consolidated Balance Sheets - USD ($)
Aug. 31, 2018
Feb. 28, 2018
Current assets    
Cash $ 2,917,466 $ 8,149,713
Sales tax and tax credits receivable 316,909 364,634
Prepaid expenses 152,501 511,573
Total current assets 3,386,876 9,025,920
Property, plant and equipment, net 5,146,920 4,036,903
Intangible assets, net 409,559 332,740
Total assets 8,943,355 13,395,563
Current liabilities    
Accounts payable and accrued liabilities 2,566,572 1,983,072
Current portion of long-term debt 53,619 54,649
Total current liabilities 2,620,191 2,037,721
Long-term debt 987,489 1,033,777
Total liabilities 3,607,680 3,071,498
Stockholders' Equity    
Common stock par value $0.0001: 250,000,000 shares authorized; 33,805,706 shares issued and outstanding (February 28, 2018 - 33,751,088) 3,381 3,376
Additional paid-in capital 33,156,104 30,964,970
Common stock issuable, 1,000,000 shares 800,000 800,000
Accumulated deficit (28,343,121) (21,275,181)
Accumulated other comprehensive loss (280,689) (169,100)
Total stockholders' equity 5,335,675 10,324,065
Total liabilities and stockholders' equity 8,943,355 13,395,563
Series A Preferred Stock [Member]    
Stockholders' Equity    
Preferred stock, value