Quarterly report pursuant to sections 13 or 15(d)

Convertible Promissory Notes and Warrants - Additional Information (Detail)

v2.4.0.8
Convertible Promissory Notes and Warrants - Additional Information (Detail) (USD $)
 1 Months Ended 9 Months Ended 1 Months Ended
Dec. 31, 2009
Y
Sep. 30, 2012
Dec. 21, 2009
Feb. 28, 2012
Amended Debt Instrument
Feb. 28, 2012
Convertible Notes Payable
Amended Debt Instrument
Dec. 31, 2009
Series A
Convertible Promissory Notes And Warrants [Line Items]            
Issue of convertible promissory notes     $ 2,400,000      
Warrants issued     935,040      
Outstanding Series A Preferred Stock Prior to Conversion           480
Exchange Warrants exercise price 5.08          
Exchange Warrants expiration period 3 years          
Convertible Promissory Notes, interest rate     1.00%   10.00%  
Convertible Promissory Note, maturity date 3          
Convertible Promissory note, number of common shares     450,281 450,281    
Convertible Promissory note, conversion price $ 5.33     $ 5.33    
Convertible Promissory Notes, value allocated     2,150,448      
Convertible Promissory Notes, face value     2,472,000      
Convertible Promissory Notes, discount     321,552      
Discount amortization charges   $ 27,225        
Convertible Promissory Notes, expiring date         Jun. 30, 2013