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License Agreement - Additional Information (Details) | 1 Months Ended
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Jan. 31, 2015 USD ($) shares
Other Commitments [Line Items] |
Shares issued as consideration for licensing agreement, shares | shares | 2,100,085
Research and development |
Other Commitments [Line Items] |
Payment of license fees | $ 59,579,000
ZIOPHARM Oncology, Inc. |
Other Commitments [Line Items] |
Annual funding commitment, term | 3 years
Minimum | ZIOPHARM Oncology, Inc. |
Other Commitments [Line Items] |
Annual funding commitment, amount | $ 15,000,000
Maximum | ZIOPHARM Oncology, Inc. |
Other Commitments [Line Items] |
Annual funding commitment, amount | $ 20,000,000

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