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COMMITMENTS AND CONTINGENCIES (Details Narrative) |  | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
May 31, 2023 USD ($) ft² | May 31, 2023 USD ($) ft² | May 31, 2022 USD ($) | Mar. 31, 2023 USD ($) | Sep. 30, 2017 USD ($) | Nov. 30, 2016
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |  |
Operating lease description | the Company had approximately 22,000 square feet of floor space at its corporate headquarters at 17571 Von Karman Avenue in Irvine, California. The lease for its headquarters expires in August 2026. The Company has the option to extend the lease for an additional five-year term |  |  |  |  |
Operating lease term |  |  |  |  |  | 10 years
Lease area | ft² | 8,100 | 8,100 |  |  |  |
Operating lease renewal term |  |  |  |  |  | 10 years
Accrued liabilities | $ 548,000 | $ 548,000 | $ 236,000 |  |  |
University Of Southern California [Member] |  |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |  |
Clinical trial agreement maximum budgeted costs |  |  |  |  | $ 82,000 |
Accrued liabilities |  |  | 17,000 |  |  |
Biomerica in Foods [Member] |  |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |  |
Clinical trial agreement maximum budgeted costs |  |  | 107,000 |  |  |
Accrued liabilities |  |  | 28,000 |  |  |
Royalty Agreements [Member] |  |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |  |
Royalty expense |  | $ 13,000 | $ 19,000 |  |  |
Royalty expense percentage of sales |  | 2.10% | 1.50% |  |  |
Building in Irvine California [Member] |  |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |  |
Security deposit |  |  |  | $ 22,000 |  |

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