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Income Taxes - Company's Net Deferred Tax Assets and Liabilities (Detail) (USD $)	Sep. 30, 2013	Sep. 30, 2012
Deferred tax assets (liabilities):
Net operating loss carryforwards	$ 10,473,905	$ 8,428,034
Capitalized research and development costs	134,550	336,475
Stock based compensation	408,588	380,989
Prepaid License Fees		4,641
AMT credit carryforwards	66,320	66,320
Other	186,212	78,620
Research credit carryforwards	43,802	49,310
Total deferred assets	11,313,377	9,344,389
Valuation allowance for net deferred tax assets	(11,313,377)	(9,344,389)
Total

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