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Balance Sheet Account Details - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025	Aug. 31, 2026	Dec. 31, 2025
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Unbilled receivables	$ 900		$ 900			$ 800
Current deferred revenue	5,238		5,238			3,161
Long-term deferred revenue	9,735		9,735			$ 0
Contract with customer liability revenue recognized	1,000	$ 400	2,300	$ 2,200
Depreciation of property and equipment	500	$ 900	1,741	$ 2,692
License Rights, Research Services, And Material-Right Obligation
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Nonrefundable upfront payment	12,500		12,500		$ 12,500
License Rights, Research Services, And Material-Right Obligation \| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-09-01
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Revenue, remaining performance obligation, expected timing of satisfaction, period					3 years
Research Services
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Nonrefundable upfront payment	400		400
Material-Right Obligation
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Current deferred revenue	2,700		2,700
Long-term deferred revenue	9,400		9,400
Nonrefundable upfront payment	$ 12,100		$ 12,100