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