SIGNIFICANT ACCOUNTING POLICIES (Details) - Options Activity	9 Months Ended
	Feb. 28, 2023 $ / shares shares
Options Activity Abstract
Options Outstanding, Shares | shares	2,321,616
Option Outstanding, Exercise Price Weighted Average | $ / shares	$ 3.72
Option Granted, Shares | shares	146,000
Option Granted, Exercise Price Weighted Average | $ / shares	$ 3.37
Option Exercised, Shares | shares	(46,500)
Option Exercised, Exercise Price Weighted Average | $ / shares	$ 1.73
Option Cancelled or expired, Shares | shares	(107,750)
Option Cancelled or expired, Exercise Price Weighted Average | $ / shares	$ 4.76
Options Outstanding, Shares | shares	2,313,366
Option Outstanding, Exercise Price Weighted Average | $ / shares	$ 3.69