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Income Taxes - Additional Information (Detail) (USD $) | 12 Months Ended |
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013
Income Tax Disclosure [Abstract] |  |
Valuation allowance against deferred tax assets | 100.00% |
Deferred tax assets | $ 62,227,372 | $ 59,321,135
Gross federal net operating loss carry forwards | 24,200,000 | 64,100,000
Gross state net operating loss carry forwards | $ 37,900,000 | $ 80,000,000

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