Annual report pursuant to Section 13 and 15(d)

Long-Term Liabilities - Additional Information (Detail)

v2.4.1.9
Long-Term Liabilities - Additional Information (Detail) (Former CEO [Member], USD $)
12 Months Ended
Sep. 30, 2014
Sep. 30, 2009
Sep. 30, 2013
Former CEO [Member]
     
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]      
Annual consulting fee $ 180,000us-gaap_ContractualObligation
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ManagementMember
   
Period within which annual consulting fee is payable 5 years    
Number of shares issued under consulting agreement (in shares) 500,000us-gaap_CommonStockCapitalSharesReservedForFutureIssuance
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ManagementMember
   
Liability for future payments under the consulting agreement 60,000us-gaap_DeferredCompensationArrangementWithIndividualRecordedLiability
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ManagementMember
790,000us-gaap_DeferredCompensationArrangementWithIndividualRecordedLiability
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ManagementMember
135,000us-gaap_DeferredCompensationArrangementWithIndividualRecordedLiability
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ManagementMember
Recorded a charge to operations under the consulting agreement   $ 280,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ManagementMember
 
Quoted market price of stock (in dollars per share)   $ 0.56us-gaap_SharePrice
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ManagementMember