EARNINGS PER SHARE (Details Narrative) - shares	3 Months Ended	9 Months Ended
	Feb. 28, 2022	Feb. 28, 2022	Feb. 28, 2021
Espp [Member]
Options not included in the computation of diluted net income (loss) per share			139,000
Stock Option
Options not included in the computation of diluted net income (loss) per share	11,000	11,000	2,804,000
Restricted Stock Units
Options not included in the computation of diluted net income (loss) per share			143,000