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Related Party Transactions - Additional Information (Details) - USD ($) | 1 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2021 | Mar. 31, 2023 | Dec. 31, 2022
Affini T Therapeutics, Inc. |  |  |
Related Party Transaction [Line Items] |  |  |
Investment in equity securities |  | $ 2,000,000.0 |
Erasca Foundation |  |  |
Related Party Transaction [Line Items] |  |  |
Amount loaned in exchange of non-interest bearing promissory note | $ 100,000 |  |
Non-interest bearing promissory note |  | $ 0 | $ 0

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