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License Agreements - Additional Information (Details) - License Agreements $ in Millions | 1 Months Ended | 6 Months Ended
--- | --- | ---
Jan. 31, 2017 USD ($) LicenseAgreement | Jun. 30, 2019
Research And Development Arrangement Contract To Perform For Others [Line Items] |  |
Research agreement date |  | 2013-12
Number of license agreements | LicenseAgreement | 2 |
Maximum future contingent license payment | $ 6.4 |
Aggregate potential milestone payments for receipt of regulatory approval | 5.0 |
Aggregate potential milestone payments for final regulatory approval of second indication | $ 0.5 |
Minimum |  |
Research And Development Arrangement Contract To Perform For Others [Line Items] |  |
Rate of revenue share | 6.50% |
Maximum |  |
Research And Development Arrangement Contract To Perform For Others [Line Items] |  |
Rate of revenue share | 25.00% |

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- Definition Aggregate potential milestone payments for final regulatory approval of second indication. + References No definition available. + Details
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- Definition Aggregate potential milestone payments for receipt of regulatory approval. + References No definition available. + Details
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- Definition Maximum future contingent license payment. + References No definition available. + Details
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- Definition Number of license agreements. + References No definition available. + 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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- Details
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