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Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Thousands | 1 Months Ended | 12 Months Ended | 14 Months Ended |
--- | --- | --- | --- | ---
Jun. 30, 2021 | Apr. 30, 2021 | Nov. 30, 2020 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2021 | Jun. 15, 2021
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Common stock, shares authorized (in shares) |  |  |  | 125,000,000 | 125,000,000 |  |  |
Common stock, par value (in dollars per share) |  |  |  | $ 0.01 | $ 0.01 |  |  |
Proceeds from issuance of common stock, net of offering costs |  |  |  | $ 616 | $ 1,085 | $ 117,818 |  |
Zai Lab | 2021 Zai Lab Agreements |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Sale of common stock (in dollars per share) |  |  |  |  |  |  |  | $ 31.30
Proceeds of stock sale | $ 30,000 |  |  |  |  |  |  |
Undesignated Preferred Stock |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Undesignated preferred stock, shares authorized (in shares) |  |  |  | 5,000,000 |  |  |  |
Undesignated preferred stock, par value (in dollars per share) |  |  |  | $ 0.01 | $ 0.01 |  |  |
Undesignated preferred stock, shares issued (in shares) |  |  |  | 0 | 0 |  |  |
Undesignated preferred stock, shares outstanding (in shares) |  |  |  | 0 | 0 |  |  |
At The Market Offering |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |
Common stock maximum amount available for issuance |  |  | $ 100,000 |  |  |  |  |
Sale of common stock (in shares) |  |  |  | 160,480 | 95,000 |  | 3,622,186 |
Sale of common stock (in dollars per share) |  |  |  | $ 6.87 | $ 6.60 |  |  |
Proceeds of stock sale |  |  |  | $ 1,100 | $ 600 |  | $ 98,200 |
Common Stock, Maximum Amount Available For Issuance, Increase |  | $ 300,000 |  |  |  |  |  |

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