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	$ 242,635	$ 200,050
Credits	7,637	9,863
Stock-based compensation	601	2,118
Accruals and reserves	4,121	4,296
Deferred revenue	4,284	5,163
Fixed assets	0	1,689
Operating lease liability	3,947	5,086
Capitalized research and development expenditures	8,092	37,291
Gross deferred tax assets	271,317	265,556
Valuation allowance	(266,186)	(259,698)
Net deferred tax assets	5,131	5,858
Deferred tax liabilities:
Fixed assets	(227)	0
Intangible property	(1,823)	(3,022)
Operating lease, right of use assets	(3,081)	(2,571)
Gross deferred tax liabilities	(5,131)	(5,593)
Net deferred tax assets	$ 0	$ 265