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Regeneron License and Collaboration Arrangement - Summary of Change in Company's Contract Liabilities (Details) - Contract Liability - USD ($) $ in Thousands | 6 Months Ended
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Jun. 30, 2022 | Jun. 30, 2021
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] |  |  |
Balance at beginning of period |  | $ 4,805 | $ 13,980
Additions (Deductions) (1) | [1] | (4,805) | (833)
Balance at end of period |  | $ 0 | $ 13,147
[1] | Deductions to contract liabilities relate to deferred revenue recognized as revenue during the reporting period. Deductions are shown net of additions that are the result of a reduction to cumulative revenue recognized as a result of a change in overall estimated costs, primarily due to an extension of time to fulfill the combined performance obligation, which was recorded as a change in estimate during the six months ended June 30, 2021.

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- Definition Contract assets and liabilities. + References No definition available. + Details
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- Definition Contract assets and liabilities additions (deductions). + 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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Period Type: |