Financial Instruments - Summary of Quantitative Information with Respect to Significant Unobservable Inputs (Detail) |
3 Months Ended |
|---|---|
Mar. 31, 2017 | |
| Stock Warrant [Member] | |
| Fair Value Inputs, Assets, Quantitative Information [Line Items] | |
| Volatility | 65.00% |
| Discount for lack of marketability | 10.00% |
| Minimum [Member] | Stock Warrant [Member] | |
| Fair Value Inputs, Assets, Quantitative Information [Line Items] | |
| Risk-free rate | 0.92% |
| Maximum [Member] | Stock Warrant [Member] | |
| Fair Value Inputs, Assets, Quantitative Information [Line Items] | |
| Risk-free rate | 1.64% |
| Bridge Loan [Member] | |
| Fair Value Inputs, Assets, Quantitative Information [Line Items] | |
| Volatility | 70.00% |
| Risk-free rate | 2.40% |
| Discount for lack of marketability | 10.00% |
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- Definition Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Risk-free interest rate assumption used in valuing an instrument. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Adjustment to the discount rate used to measure fair value for lack of ability to convert business interests into cash quickly. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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