Summary of Significant Accounting Policies - Assets Acquired (Details) - USD ($) $ in Thousands		1 Months Ended			3 Months Ended
	Sep. 10, 2021	Jan. 31, 2024	Mar. 31, 2023	Nov. 30, 2022	Mar. 31, 2024	Mar. 31, 2023
Asset Acquisition [Line Items]
Research and development					$ 88,637	$ 82,306
In-process research and development acquisition
Asset Acquisition [Line Items]
Asset acquisition, consideration	$ 35,600		$ 15,000	$ 10,000
Issuance of common stock	276,346
Value of common stock issued	$ 30,900
Cash consideration	3,900
Net liabilities assumed	200
Acquisition related costs	600
Value of additional shares potentially issuable	$ 35,000
Number of additional shares potentially issuable	269,547
Assets acquired from Invitae
Asset Acquisition [Line Items]
Asset acquisition, consideration		$ 10,500
Cash consideration		10,000
Potential milestone payments		42,500
Acquisition related costs		$ 500
Estimated useful life (in years)		10 years
Period from date of acquisition for liability assessment		120 days
Period from date of acquisition for payment issuance		150 days