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Licenses, Asset Acquisitions and Contingent Consideration (Tables) | 9 Months Ended
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Sep. 30, 2020
Business Combinations [Abstract] |
Schedule of IPR&D Expense | The Company recorded the following IPR&D expense on the condensed consolidated statements of operations (in thousands):
| Three months ended September 30, |  | Nine months ended September 30,
| 2020 |  | 2019 |  | 2020 |  | 2019
GB001 | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
GB002 | — |  |  | — |  |  | — |  |  | — |
GB004 | 275 |  |  | — |  |  | 15,275 |  |  | — |
GB1275 | — |  |  | — |  |  | — |  |  | 1,000 |
Other Programs | — |  |  | — |  |  | 2,805 |  |  | 1,000 |
Total in process research and development | $ | 275 |  |  | $ | — |  |  | $ | 18,080 |  |  | $ | 2,000 |

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