Fair Value - Financial Assets and Liabilities Measured at Fair Value (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Assets
Total assets	$ 601,076	$ 291,903
Liabilities
Total liabilities	4,376	5,895
Money market funds
Assets
Money market funds	601,076	291,903
Embedded EPP Derivative Liability
Liabilities
Embedded EPP derivatives	4,376	5,895
Level 1
Assets
Total assets	601,076	291,903
Liabilities
Total liabilities	0	0
Level 1 | Money market funds
Assets
Money market funds	601,076	291,903
Level 1 | Embedded EPP Derivative Liability
Liabilities
Embedded EPP derivatives	0	0
Level 2
Assets
Total assets	0	0
Liabilities
Total liabilities	0	0
Level 2 | Money market funds
Assets
Money market funds	0	0
Level 2 | Embedded EPP Derivative Liability
Liabilities
Embedded EPP derivatives	0	0
Level 3
Assets
Total assets	0	0
Liabilities
Total liabilities	4,376	5,895
Level 3 | Money market funds
Assets
Money market funds	0	0
Level 3 | Embedded EPP Derivative Liability
Liabilities
Embedded EPP derivatives	$ 4,376	$ 5,895