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SUMMARY OF ACCOUNTING POLICIES - Property, plant and equipment (Detail) (USD $)
Sep. 30, 2014
Sep. 30, 2013
Property, Plant and Equipment [Line Items]    
Total $ 1,335,215us-gaap_PropertyPlantAndEquipmentGross $ 1,105,624us-gaap_PropertyPlantAndEquipmentGross
Accumulated depreciation 759,087us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment 409,629us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Property and equipment, net 576,128us-gaap_PropertyPlantAndEquipmentNet 695,995us-gaap_PropertyPlantAndEquipmentNet
Computer equipment    
Property, Plant and Equipment [Line Items]    
Total 77,182us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_ComputerEquipmentMember		 43,555us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_ComputerEquipmentMember
Lab equipment    
Property, Plant and Equipment [Line Items]    
Total 844,104us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_EquipmentMember		 657,735us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_EquipmentMember
Furniture    
Property, Plant and Equipment [Line Items]    
Total 164,997us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_FurnitureAndFixturesMember		 164,997us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_FurnitureAndFixturesMember
Leasehold improvements    
Property, Plant and Equipment [Line Items]    
Total $ 248,932us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LeaseholdImprovementsMember		 $ 239,337us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LeaseholdImprovementsMember