Annual report pursuant to Section 13 and 15(d)

Income Taxes (Additional Information) (Detail)

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Income Taxes (Additional Information) (Detail) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Income Taxes Additional Information [Line Items]    
Unrecognized tax benefits $ 11,405,522  
Federal and State Net Operating Loss Carryforwards 28,395,033  
Income Taxes Paid, Net, Total $ 32,533 $ 19,012