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Stockholders' Equity (Details Textual) (USD $)
 9 Months Ended 12 Months Ended 101 Months Ended 110 Months Ended 1 Months Ended 9 Months Ended 1 Months Ended 9 Months Ended 12 Months Ended 6 Months Ended 1 Months Ended 9 Months Ended 1 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Sep. 30, 2011
Sep. 30, 2010
Sep. 30, 2011
Jun. 30, 2012
Oct. 21, 2011
Oct. 31, 2011
Subscription Agreement [Member]
Jun. 30, 2012
Limited Liability Company [Member]
Oct. 31, 2011
Common Stock [Member]
Sep. 30, 2011
Common Stock [Member]
Jun. 30, 2012
Common Stock [Member]
Sep. 30, 2011
Common Stock [Member]
Sep. 30, 2010
Common Stock [Member]
Sep. 30, 2005
Common Stock [Member]
Oct. 04, 2011
Common Stock [Member]
Jun. 30, 2012
Common Stock [Member]
Scenario, Forecast [Member]
Feb. 29, 2012
Series A Preferred Stock [Member]
Oct. 31, 2011
Series A Preferred Stock [Member]
Jun. 30, 2012
Series A Preferred Stock [Member]
Oct. 24, 2011
Series A Preferred Stock [Member]
Oct. 31, 2011
Series A Preferred Stock [Member]
Subscription Agreement [Member]
Jun. 30, 2012
2000 Stock Option Plan [Member]
Jun. 30, 2012
2004 Equity Incentive Plan [Member]
Stockholders' Equity (Textual) [Abstract]                                                
Share reserve for issuance                                             153,200 1,965,860
Preferred stock converted to common stock, shares                       275,782                        
Issuance and sold of Common Stock               675,000   138,158 1,458,917 8,011 8,656 225,189 1,250             1,015    
Preferred stock converted to common stock, shares                                   275,782            
Preferred Convertible Stock, par value per share $ 0.001   $ 0.001   $ 0.001 $ 0.001                             $ 0.001      
Aggregate purchase price of preferred shares     $ (1,618,509) $ (300,000)                             $ 1,015,000          
Number of shares converted in common stock                                       1,015        
Sale of stock, price per share                     $ 3.80 $ 3.70 $ 3.80     $ 3.80         $ 1,000      
Proceeds from issuance of common stock and warrants, net 5,401,392 57,163     95,294,780 100,696,172       525,000     4,500,000       1,000,000              
Maximum equity commitment amount under agreement                 15,000,000                              
Equity commitment agreement period                 36 months                              
Common stock issued, Shares 11,310,816   8,642,286   8,642,286 11,310,816     181,042                              
Weighted average price of common stock                 $ 5.52                              
Aggregate purchase price on issuance of common stock to be received                   $ 2,497,500                            
Stockholder's Equity (Additional Textual) [Abstract]                                                
Capital stock authorized for issuance 150,000,000         150,000,000                                    
Common stock, shares authorized 145,000,000   145,000,000   145,000,000 145,000,000                                    
Common stock, par value $ 0.001   $ 0.001   $ 0.001 $ 0.001 $ 0.001                                  
Common stock, shares outstanding 11,310,816   8,642,286   8,642,286 11,310,816                                    
Preferred stock, shares authorized 5,000,000   5,000,000   5,000,000 5,000,000                                    
Preferred stock, par value $ 0.001   $ 0.001   $ 0.001 $ 0.001                             $ 0.001      
Preferred stock, shares outstanding 0   0   0 0                                    
Reverse stock split Company effected a 1 for 10 reverse stock split