Note 6 - Long-term Debt - Summary of Long-term Debt (Details) - USD ($) |
May 31, 2026 |
May 31, 2025 |
|---|---|---|
| Long-Term Debt, Gross | $ 12,051,073 | $ 11,169,342 |
| Total | 12,051,073 | 11,169,342 |
| Debt issuance costs, net of amortization | (56,484) | (86,335) |
| Total debt, net of debt issuance costs | 11,994,589 | 11,083,007 |
| Less: Current portion of long-term debt | (11,994,589) | (2,249,524) |
| Long-Term Debt, net of current portion and debt issuance costs | 0 | 8,833,483 |
| Term Loan to International Bank of Commerce [Member] | ||
| Long-Term Debt, Gross | 9,233,703 | 10,502,754 |
| Total | 9,233,703 | 10,502,754 |
| Term Loan to First Interstate Bank [Member] | ||
| Long-Term Debt, Gross | 617,370 | 666,588 |
| Total | 617,370 | 666,588 |
| Revolving loan to International Bank of Commerce [Member] | ||
| Long-Term Debt, Gross | 2,200,000 | 0 |
| Total | $ 2,200,000 | $ 0 |
| X | ||||||||||
- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as current. Excludes lease obligation. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|