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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 |

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