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COMMITMENTS AND CONTINGENCIES (Details Narrative) | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Nov. 30, 2016 | May 31, 2025 USD ($) ft² | May 31, 2024 USD ($) | May 31, 2023 ft²
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |
Area of Land | ft² |  | 22,000 |  | 8,100
Lessee, Operating Lease, Description | In November 2016, the Company’s Mexican subsidiary, Biomerica de Mexico, entered into a 10-year lease for approximately 8,100 square feet of manufacturing space. The Company has one 10-year option to renew at the end of the initial lease period. Biomerica de Mexico also leases a smaller unit on a month-to-month basis for use in one manufacturing process. |  |  |
Lessee, Operating Lease, Term of Contract | 10 years |  |  |
Lessee, Operating Lease, Renewal Term | 10 years |  |  |
Royalty Agreements [Member] |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |
Royalty Expense |  | $ 7,000 | $ 10,000 |
Royalty expense percentage of sales |  |  | 1.00% |
Building in Irvine California [Member] |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |
Security Deposit |  | $ 22,000 |  |

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