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Intangible Assets - Schedule of Intangible Asset (Detail) (USD $)
 3 Months Ended 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Sep. 30, 2014
Goodwill And Intangible Assets Disclosure [Abstract]      
Intangible assets not subject to amortization, beginning balance $ 944,935us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill $ 3,117,322us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill $ 3,117,322us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
Intangible assets not subject to amortization, Impairment     (2,172,387)us-gaap_ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill
Intangible assets not subject to amortization, ending balance 944,935us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill   944,935us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
Intangible assets subject to amortization, beginning balance 68,538us-gaap_FiniteLivedIntangibleAssetsNet 123,191us-gaap_FiniteLivedIntangibleAssetsNet 123,191us-gaap_FiniteLivedIntangibleAssetsNet
Intangible assets subject to amortization, Amortization (13,664)us-gaap_AmortizationOfIntangibleAssets (13,664)us-gaap_AmortizationOfIntangibleAssets (54,653)us-gaap_AmortizationOfIntangibleAssets
Intangible assets subject to amortization, ending balance 54,874us-gaap_FiniteLivedIntangibleAssetsNet   68,538us-gaap_FiniteLivedIntangibleAssetsNet
Total Intangible assets, beginning balance 1,013,473us-gaap_IntangibleAssetsNetExcludingGoodwill 3,240,513us-gaap_IntangibleAssetsNetExcludingGoodwill 3,240,513us-gaap_IntangibleAssetsNetExcludingGoodwill
Total Intangible assets, Impairment     (2,172,387)us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill
Total Intangible assets, ending balance $ 999,809us-gaap_IntangibleAssetsNetExcludingGoodwill   $ 1,013,473us-gaap_IntangibleAssetsNetExcludingGoodwill