Goodwill and Intangible Assets - Additional Information (Detail) - USD ($)	3 Months Ended	9 Months Ended	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2015	Sep. 30, 2014
Disclosure - Goodwill and Intangible Assets - Additional Information (Detail) [Line Items]
Goodwill	$ 2,882,959	$ 2,882,959	$ 0
Amortization expense	$ 23,657	$ 23,657	$ 0
Minimum [Member]
Disclosure - Goodwill and Intangible Assets - Additional Information (Detail) [Line Items]
Estimated useful lives of intangible assets		5 years
Maximum [Member]
Disclosure - Goodwill and Intangible Assets - Additional Information (Detail) [Line Items]
Estimated useful lives of intangible assets		6 years