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Commitments and Contingencies - Additional Information (Detail) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Jul. 22, 2015 USD ($) ft² | Dec. 31, 2016 USD ($) Agreement | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($)
Unrecorded Unconditional Purchase Obligation [Line Items] |  |  |  |
Payment of security deposit |  | $ 0 | $ 74 | $ 0
Rent expense |  | 294 | $ 247 | $ 125
Milestone payments from the Company |  | $ 19,000 |  |
Number of additional license agreements | Agreement |  | 2 |  |
License agreements fee (up to) |  | $ 2,300 |  |
Jersey City, New Jersey |  |  |  |
Unrecorded Unconditional Purchase Obligation [Line Items] |  |  |  |
Sublet premises area (in square feet) | ft² | 10,141 |  |  |
Monthly base rent | $ 25 |  |  |
Percent increase in base rent annually | 3.00% |  |  |
Payment of security deposit | $ 74 |  |  |

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- Definition Milestone payments. + References No definition available. + Details
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- Definition Number of license agreements. + References No definition available. + Details
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- Definition Area of a real estate property. + References No definition available. + Details
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- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
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- Definition This element represents the payments that the lessee is obligated to make or can be required to make in connection with a property under the terms of an agreement classified as an operating lease, excluding contingent rentals and a guarantee by the lessee of the lessor's debt and the lessee's obligation to pay (apart from the rental payments) executory costs such as insurance, maintenance, and taxes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 25 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=7661868&loc=d3e34039-112682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 + Details
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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. + References No definition available. + Details
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- Details
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