Other Balance Sheet Components - Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Prepaid expenses	$ 24,326	$ 20,686
Due from related parties	10,345	5,156
Other current assets	1,110	3,846
Total prepaid expenses and other current assets	$ 35,781	$ 29,688