EARNINGS PER SHARE (Details Narrative) - shares	6 Months Ended
	Nov. 30, 2021	Nov. 30, 2020
Espp [Member]
Options not included in the computation of diluted net income (loss) per share		72,000
Restricted Stock Units
Options not included in the computation of diluted net income (loss) per share		155,000
Stock Option [Member]
Options not included in the computation of diluted net income (loss) per share	5,000	2,886,000