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Going Concern - Additional Information (Detail) (USD $)
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Going Concern [Line Items]      
Working capital $ 14,100,000    
Stockholders' deficit 28,768,218 7,975,607 5,235,863
Accumulated deficit $ 59,268,663 $ 35,079,061