Sale of Cullinan Pearl (Additional Information) (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
Jun. 30, 2022	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items]
Cash transferred with sale		$ 2,898
Gain on sale of Cullinan Pearl		0	$ 276,785
Repayment of convertible note		0	2,200
Research and development costs		148,156	91,948
Prepaid expenses and other current assets		619
Pearl - Taiho
Defined Benefit Plan Disclosure [Line Items]
Receive upfront payment from party	$ 275,000
Cash transferred with sale	2,900
Additional receive payments from the party	$ 130,000
Gain on sale of Cullinan Pearl		276,800
Repayment of convertible note		2,200
Percentage of profits from potential sales	50.00%
Research and development costs		6,900	3,500
Research and development expense related to share of costs		$ 25,300	$ 2,500

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The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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