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Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Deferred tax assets (liabilities):
Net operating loss carryforwards	$ 77,260	$ 64,646
Research and development tax credits	16,534	15,117
Capitalized research and development	13,412	17,585
Lease liability	1,301	1,548
Other	3,023	2,704
ROU asset	(1,218)	(1,470)
Property and equipment	(8)	(13)
Total deferred tax assets	110,304	100,117
Less: Deferred tax asset valuation allowance	(110,304)	(100,117)
Net deferred tax assets	$ 0	$ 0

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

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