MARKETABLE SECURITIES (Details Textual)	12 Months Ended
	May 31, 2016 CAD	May 31, 2015 CAD shares	May 31, 2014 USD ($)
Marketable Securities [Abstract]
Sale of Stock, Number of Shares Issued in Transaction | shares		200,000
Proceeds from Sale and Maturity of Marketable Securities	CAD 0	CAD 35,723	$ 29,058
Marketable Securities, Realized Gain (Loss) | CAD		CAD 125,166