Condensed Consolidated Statements of Operations (Unaudited) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Aug. 31, 2026 |
Aug. 31, 2025 |
Aug. 31, 2026 |
Aug. 31, 2025 |
|
| Revenues | $ 5,615,156 | $ 6,432,296 | $ 20,109,565 | $ 17,909,941 |
| Cost of goods sold | 3,954,666 | 4,666,131 | 14,505,747 | 12,587,490 |
| Gross profit | 1,660,490 | 1,766,165 | 5,603,818 | 5,322,451 |
| Expenses | ||||
| Engineering | 99,092 | 87,339 | 299,701 | 256,684 |
| Selling | 423,895 | 350,771 | 1,294,170 | 1,136,650 |
| General and administrative | 1,207,505 | 983,326 | 3,463,350 | 3,071,249 |
| Total expenses | 1,730,492 | 1,421,436 | 5,057,221 | 4,464,583 |
| Income (loss) from operations | (70,002) | 344,729 | 546,597 | 857,868 |
| Other income (expense): | ||||
| Interest expense | (113,734) | (83,668) | (337,558) | (259,022) |
| Other | 3,741 | 60,196 | 92,298 | 1,527,881 |
| Total other income (expense) | (109,993) | (23,472) | (245,260) | 1,268,859 |
| Income (loss) before income taxes | (179,995) | 321,257 | 301,337 | 2,126,727 |
| Income tax expense (benefit) | (40,275) | 67,147 | 71,137 | 446,304 |
| Net income (loss) | $ (139,720) | $ 254,110 | $ 230,200 | $ 1,680,423 |
| X | ||||||||||
- Definition The aggregate costs incurred in engineering manufactured goods. No definition available.
|
| X | ||||||||||
- Definition The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of interest expense classified as nonoperating. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of income (expense) related to nonoperating activities, classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The aggregate total amount of expenses directly related to the marketing or selling of products or services. No definition available.
|