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Share Based Compensation (Details Textual) (USD $)
 3 Months Ended 3 Months Ended
Sep. 30, 2012
Jun. 30, 2012
Sep. 30, 2011
Jun. 30, 2011
Sep. 30, 2012
Nonvested [Member]
Sep. 30, 2012
Common stock options [Member]
Sep. 30, 2011
Common stock options [Member]
Sep. 30, 2012
Employees Stock Option Plan [Member]
Sep. 30, 2012
Directors Stock Option Plan [Member]
Share Based Compensation (Textual) [Abstract]                  
Restricted shares of common stock 1,333,333             1,066,667 266,666
Options to purchase under the employees stock option plan and the directors stock option plan               219,966 81,667
Share-based compensation expense           $ 30,000 $ 12,000    
Unrecognized compensation cost 288,000       44,000        
Number Outstanding, Options Outstanding 613,338 591,672 435,842 320,842 344,445        
Average Exercise Price, Options Outstanding $ 2.33 $ 2.48 $ 2.71 $ 3.04 $ 1.35        
Unrecognized expense is anticipated to be recognized on a straight line basis over a weighted average period 2 years 4 months 24 days                
Forfeiture period of stock option for director in case of cessation of employment 30 days                
Forfeiture period of stock option for employee in case of cessation of employment 90 days                
Unrecognized expense is anticipated to be amortized 3 years                
Restricted Share Activity $ 0                
Restricted Share Outstanding 0