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Goodwill and Intangible Assets - Schedule of Estimated Future Amortization Expense (Detail)
Sep. 30, 2015
USD ($)
Goodwill And Intangible Assets Disclosure [Abstract]  
2016 $ 602,667
2017 602,667
2018 602,667
2019 602,667
2020 589,505
Thereafter 397,398
Net $ 3,397,571