Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details Textual)

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Income Taxes (Details Textual) (USD $)
In Millions, unless otherwise specified
9 Months Ended
Sep. 30, 2013
Dec. 31, 2012
Income Taxes [Line Items]    
Deferred Tax Benefits From Options and Warrants Exercises $ 6.4  
Deferred Tax Assets, Operating Loss Carryforwards, Domestic   37.7
Operating Loss Carry forwards Expiration Dates Description Fiscal 2020 through 2032  
Deferred Tax Assets, Operating Loss Carryforwards, State and Local $ 21.4  
State and Local Jurisdiction [Member]
   
Income Taxes [Line Items]    
Operating Loss Carry forwards Expiration Dates Description Fiscal 2018 through 2032