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Moderna Collaboration and License Agreement (Tables) | 12 Months Ended
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Dec. 31, 2023
Revenue from Contract with Customer [Abstract] |
Schedule of Estimated Revenue Expected to be Recognized in The Future Related to Performance Obligations | The following table includes estimated revenue expected to be recognized in the future related to performance obligations that are unsatisfied as of December 31, 2023 (in thousands):
| Transaction price unsatisfied
Performance obligations: |
Research and development | $ | 49,183 |
Option rights | 45,000 |
Total performance obligations | $ | 94,183 |
Schedule of Changes in Deferred Revenue | The following table summarizes the changes in deferred revenue (in thousands):
| Year Ended December 31,
| 2023 |  | 2022
Balance at the beginning of the period | $ | 47,459 |  |  | $ | — |
Deferral of revenue | 13,873 |  |  | 57,293 |
Recognition of unearned revenue | (14,919) |  |  | (9,834) |
Balance at the end of the period | $ | 46,413 |  |  | $ | 47,459 |

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- Definition Tabular disclosure of expected timing for satisfying remaining performance obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b)(1) -SubTopic 10 -Topic 606 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-13 + Details
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