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Summary of Significant Accounting Policies: (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Sep. 30, 2012 item | Sep. 30, 2011
Inventory valuation |  |
Raw materials | $ 2,752,833 | $ 2,520,437
Work-in-process | 555,495 | 223,437
Finished goods | 493,219 | 764,721
Inventory | $ 3,801,547 | $ 3,508,595
Revenue Recognition |  |
Minimum number of deliverable for allocating revenue to each deliverable | 1 |
Property and equipment except corporate airplane and manufacturing facility | Minimum |  |
Property and Equipment |  |
Estimated useful lives | 3 years |
Property and equipment except corporate airplane and manufacturing facility | Maximum |  |
Property and Equipment |  |
Estimated useful lives | 7 years |
Corporate airplane | Minimum |  |
Property and Equipment |  |
Estimated useful lives | 10 years |
Corporate airplane | Maximum |  |
Property and Equipment |  |
Estimated useful lives | 39 years |

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