Sale of Cullinan Pearl and Co-Development Agreement with Taiho - Additional Information (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		9 Months Ended
	Jun. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Defined Benefit Plan Disclosure [Line Items]
Repayment of convertible notes				$ 0	$ 2,200
net of cash transferred				2,898
Gain on sale of Cullinan Pearl		$ 0	$ 0	0	(276,785)
Pearl - Taiho
Defined Benefit Plan Disclosure [Line Items]
Repayment of convertible notes					$ 2,200
net of cash transferred	$ 2,900
Additional receive payments from the party	130,000
Receive upfront payment from party	$ 275,000
Gain on sale of Cullinan Pearl				$ (276,800)