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4. Intangible Assets (Tables)
6 Months Ended
Mar. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
Future amortization expense related to intangible assets
2016     $ 567,241  
2017       793,696  
2018       630,071  
2019       541,215  
2020       492,465  
Thereafter       1,284,146  
              $ 4,308,834