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Notes Payable - Additional Information (Detail) (USD $)
 1 Months Ended 6 Months Ended
Oct. 31, 2011
Mar. 31, 2013
Sep. 30, 2012
Nov. 26, 2008
Class of Stock [Line Items]        
Unsecured Convertible Promissory Note Agreements       $ 2,500,000
Investment in Notes offering       200,000
Additional investment in Notes offering       600,000
Principal amount of Note not converted into shares       500,000
Offering Note matured date   Nov. 26, 2013    
New Note terms   Two times principal payment upon certain events    
New note interest rate   10.00%    
Offering Note maturity amount   1,000,000    
Offering Note discount   119,761    
Note payable $ 50,000 $ 50,000 $ 839,421  
Long-term debt instrument due date 2014-10-17      
Series A Preferred Stock [Member] | Calando [Member]
        
Class of Stock [Line Items]        
Conversion of Notes and accrued interest in to share   2,950