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Accrued Wind-down Expenses - Additional Information (Detail) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2016 USD ($) | Sep. 30, 2016 USD ($) | Aug. 01, 2016 Employees
Restructuring and Related Activities [Abstract] |  |  |
Number of impacted employees due to work force reduction | Employees |  |  | 50
Total wind-down expense | $ 2,694 | $ 3,806,142 |
Total accrued wind-down expense | $ 80,000 | $ 80,000 |

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- Definition Accrued wind down expenses current. + References No definition available. + Details
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- Definition Number of impacted employees due to workforce reduction. + References No definition available. + Details
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- Definition Wind down expenses. + References No definition available. + Details
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- References No definition available. + Details
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