EMPLOYEE BENEFIT PLANS (Details Narrative) - USD ($)	12 Months Ended
May 31, 2023	May 31, 2022	May 31, 2021
EMPLOYEE BENEFIT PLANS
Contributions to ESOP	$ 300,000	$ 250,000	$ 60,000
Shares contributed to the ESOP during fiscal year (in thousands)	29,832	26,666	36,000
Defined contribution plan, description	The stock bonus plan was converted to an employee stock ownership plan (“ESOP”) to enable the Plan to better comply with changes in the law regarding Company stock. Individuals’ account balances vest at a rate of 20% per year commencing upon completion of two years of service

This item represents the number of shares provided to the Employee Stock Ownership Plan (ESOP) during the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 718
-SubTopic 40
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480489/718-40-50-1

Name:	us-gaap_EmployeeStockOwnershipPlanESOPSharesContributedToESOP
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration