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Significant Balance Sheet Components - Investments in Non-Marketable Equity Securities (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2025
Marketable Securities [Line Items]
Investments in non-marketable equity securities	$ 30,380,000		$ 30,380,000		$ 30,380,000
Gain on investment in equity securities			0	$ 16,580,000
Impairments	$ 0	$ 0	$ 0	$ 0
Investment In Series Growth 1a Preferred Stock, Privately Held
Marketable Securities [Line Items]
Investment shares (in shares)	103,611		103,611
Investments in non-marketable equity securities	$ 26,400,000		$ 26,400,000		26,400,000
Cumulative upward adjustment	23,900,000		23,900,000		23,900,000
Gain on investment in equity securities		$ 16,600,000
Investment In Series A Preferred Units, Privately Held
Marketable Securities [Line Items]
Investments in non-marketable equity securities	$ 4,000,000.0		$ 4,000,000.0		$ 4,000,000.0