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Share-Based Compensation (Details Textual) (USD $)
3 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Sep. 30, 2012
Share-Based Compensation (Textual) [Abstract]      
Options outstanding 3,353,339   3,463,339
Options outstanding Exercisable at prices $ 1.31   $ 1.31
Share-Based Compensation (Additional Textual) [Abstract]      
Total plan reserve 4,999,564    
Average life 4 years 10 months 24 days    
Options outstanding expiry Options outstanding are exercisable at prices ranging from $0.46 to $3.13 and expire over the period from 2013 to 2022 with an average life of 4.90 years    
Aggregate intrinsic value of options outstanding $ 453,844    
Aggregate intrinsic value of options exercisable 453,717    
Weighted-average estimated fair value of options $ 0.70     
Stock option granted   0  
Excess tax benefit 0 0  
Unrecognized compensation cost $ 900,000    
Expected recognized Cost over a weighted-average period 1 year 6 months    
Maximum [Member]
     
Share-Based Compensation (Textual) [Abstract]      
Options outstanding Exercisable at prices $ 3.13    
Minimum [Member]
     
Share-Based Compensation (Textual) [Abstract]      
Options outstanding Exercisable at prices $ 0.46    
2005 Equity Incentive Plan [Member]
     
Share-Based Compensation (Textual) [Abstract]      
Issuance of shares of common stock to employees, directors or consultants 3,250,000    
Options outstanding 3,353,339    
Additional common stock available for grant 1,055,277