Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Deferred tax assets:
Net operating loss carryforwards	$ 69,558	$ 50,602
Accruals and reserves	1,050	1,259
Research and development credits	10,435	8,538
Stock-based compensation	10,670	11,408
Lease liabilities	5,776	6,664
Capitalized research and experimentation	13,392	17,879
Fixed assets	0	269
Other	2,145	641
Gross deferred tax assets	113,026	97,260
Valuation allowance	(107,579)	(91,163)
Deferred tax liabilities:
Fixed assets	(190)	0
Right-of-use assets	(5,003)	(5,849)
Gross deferred tax liabilities	(5,193)	(5,849)
Total net deferred tax assets	$ 254	$ 248