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Leases - Future Minimum Lease Payments Under Capitalized Leases (Detail) (USD $)
Dec. 31, 2013
Sep. 30, 2013
Capital Leased Assets [Line Items]    
2014 (remainder of) $ 192,634  
2015 256,846  
2016 256,846  
2017 256,846  
2018 256,846  
2019 and thereafter 107,019  
Less interest (99,294)  
Principal 1,227,743  
Less current portion (221,345) (221,345)
Noncurrent portion $ 1,006,398 $ 1,061,113