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v3.23.1

Redeemable Convertible Preferred Stock and Stockholders' Equity - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands |  | 1 Months Ended | 3 Months Ended
--- | --- | --- | ---
Jan. 26, 2023 | Jan. 31, 2023 | Dec. 31, 2022 | Mar. 31, 2023 | Mar. 31, 2022
Class of Stock [Line Items] |  |  |  |  |
Proceeds from issuance of private placement |  |  |  |  | $ 10,000
Common stock voting rights |  |  |  | one vote |
Gilead Common Stock Purchase Agreement |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Shares issued, price per share |  | $ 28.75 |  |  |
Kite Collaboration Agreement |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Shares issued, price per share | $ 4.39 |  |  |  |
Discount on shares sold | $ 15,300 |  | $ 15,300 |  |
Common Stock |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Dividends declared or paid |  |  |  | $ 0 |
IPO | Redeemable Convertible Preferred Stock |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Shares issued upon conversion of preferred stock |  |  |  | 24,785,564 |
Private Placement | Gilead Common Stock Purchase Agreement |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Sale of stock, number of shares issued in transaction | 3,478,261 |  |  |  |
Sale of stock, price per share | $ 28.75 |  |  |  |
Proceeds from issuance of private placement | $ 100,000 | $ 100,000 |  |  |

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