Schedule of inventory, current (Details) - USD ($) |
Aug. 31, 2026 |
Feb. 28, 2026 |
|---|---|---|
| Inventory Disclosure [Abstract] | ||
| Raw materials and subassemblies | $ 1,680,472 | $ 1,931,294 |
| Finished goods | 1,112,985 | 932,866 |
| Work in process | 1,040,352 | 1,059,190 |
| Total | $ 3,833,809 | $ 3,923,350 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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