Note 4 - Inventories - Inventories (Details) - USD ($) |
Dec. 31, 2022 |
Sep. 30, 2022 |
|---|---|---|
| Finished Goods | $ 85,526 | $ 9,063 |
| Goods-in-process | 1,326,111 | 1,405,785 |
| Total | $ 1,411,637 | $ 1,414,848 |
| 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
|
| 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
|
| 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
|