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Moderna Collaboration and License Agreement (Tables) | 3 Months Ended
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Mar. 31, 2023
Moderna Collaboration and License Agreement |
Schedule of estimated revenue expected to be recognized in the future related to performance obligations |
​ | ​ | ​ | ​
​ |  | Transaction
​ | ​ | price unsatisfied
Performance obligations: |  | ​ |
Research and development | ​ | $ | 61,376
Option rights | ​ |  | 45,000
Total performance obligations | ​ | $ | 106,376
Summary of changes in deferred revenue | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended March 31,
​ |  | 2023 |  | 2022
Balance at the beginning of the period | ​ | $ | 47,459 | ​ | $ | —
Deferral of revenue | ​ |  | 2,920 | ​ |  | 46,441
Recognition of unearned revenue | ​ |  | (3,243) | ​ |  | (822)
Balance at the end of the period | ​ | $ | 47,136 | ​ | $ | 45,619
​

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130556-203045 + Details
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