Income Taxes - Schedule of Components of Net Deferred Tax Assets (Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Deferred tax assets:
Net operating loss carryforwards	$ 42,022	$ 25,676
Capitalized research and development	27,653	26,615
Lease liability	4,959	5,961
Research and development credit carryforwards	15,323	11,286
Stock-based compensation	5,860	3,712
Other	154	152
Total deferred tax assets	95,971	73,402
Valuation allowance	(90,014)	(66,740)
Net deferred tax assets	5,957	6,662
Deferred tax liabilities:
ROU asset	(4,122)	(4,993)
Property and equipment	(778)	(1,008)
Unrealized gains	(967)	(560)
Other	(90)	(101)
Total gross deferred tax liabilities	(5,957)	(6,662)
Net deferred tax assets	$ 0	$ 0