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Notes Payable (Equipment Purchase and Sale Agreement) (Details) (USD $)
3 Months Ended 9 Months Ended 0 Months Ended 1 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Mar. 26, 2012
Equipment Purchase and Sale Agreement [Member]
Oct. 31, 2011
Equipment Purchase and Sale Agreement [Member]
Sep. 30, 2012
Equipment Purchase and Sale Agreement [Member]
Dec. 31, 2011
Equipment Purchase and Sale Agreement [Member]
Debt Instrument [Line Items]                
Fee percent           3.00%    
Amount of debt converted         $ 500,000      
Accrued interest payable               700,000
Repayment of debt        4,017,649 200,000      
Interest paid     66,300 307,102 105,000      
Interest expense             63,000  
Fair value of warrants         278,032      
Gain (loss) on extinguishment of debt    $ (83,754)    $ 1,588,821 $ (278,032)