Note 6 - Inventories - Components of Inventory (Details) - USD ($) |
Jun. 30, 2015 |
Sep. 30, 2014 |
|---|---|---|
| Raw materials | $ 5,057,154 | $ 3,729,160 |
| Work-in-progress | 311,626 | 292,557 |
| Finished goods | 1,365,548 | 1,368,625 |
| $ 6,734,328 | $ 5,390,342 |
| 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/2003/role/presentationRef
|
| 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/presentationRef
|
| 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/2003/role/presentationRef
|
| 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/2003/role/presentationRef
|