Intangible Assets - Schedule of Intangible Asset (Detail) (USD $)	12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Goodwill And Intangible Assets Disclosure [Abstract]
Intangible assets not subject to amortization, beginning balance	$ 3,117,322	$ 3,117,322
Intangible assets not subject to amortization, Impairment	(2,172,387)
Intangible assets not subject to amortization, ending balance	944,935	3,117,322	3,117,322
Intangible assets subject to amortization, beginning balance	123,191	1,667,247
Intangible assets subject to amortization, Impairment		(1,308,047)
Intangible assets subject to amortization, Amortization	(54,653)	(236,009)	(293,964)
Intangible assets subject to amortization, ending balance	68,538	123,191	1,667,247
Total Intangible assets, beginning balance	3,240,513	4,784,569
Total Intangible assets, Impairment	(2,172,387)	(1,308,047)
Total Intangible assets, Amortization	(54,653)	(236,009)	(293,964)
Total Intangible assets, ending balance	$ 1,013,473	$ 3,240,513	$ 4,784,569