LEASES (Details Narrative) - USD ($)	12 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2021
Operating lease, weighted-average discount rate	7.50%
Operating lease, weighted-average remaining lease term	7 years 3 months 18 days
Operating lease, cost	$ 923,000	$ 766,000	$ 761,000
Increase in operating lease liabilities	$ 5,900,000
Maximum [Member]
Operating lease term	1 year
Minimum [Member]
Operating lease term	7 years