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Income Taxes - Additional Information (Detail) - USD ($)
9 Months Ended
Sep. 30, 2015
Dec. 31, 2014
Income Tax Disclosure [Abstract]    
Deferred tax asset $ 4,027,172 $ 3,543,295
Accumulated net operating losses 3,100,000 2,700,000
Start-up expense related to company $ 200,000 $ 200,000
Amortized period 15 years  
Loss carryforwards, expired 2028  
Valuation allowance $ 0