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Accrued Compensation - Additional Information (Detail) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Dec. 31, 2011
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]          
Accrued compensation $ 1,050,895   $ 1,050,895   $ 810,096
Accrued Compensation     240,799 150,000  
Interest expense related to accrued compensation 121,871 106,443 362,130 315,422  
Accrued Compensation
         
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]          
Accrued compensation 1,050,895 810,096 1,050,895 810,096  
Interest percentage 8.00%   8.00%    
Accrued Compensation 57,867 50,000 240,799 150,000  
Interest expense related to accrued compensation 28,627 20,764 77,385 57,627  
Accrued interest on accrued compensation $ 416,304   $ 416,304   $ 339,323