Short-Term Investments - Schedule of Estimated Fair Value of Short-Term Investments (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Available-for-sale securities:
Amortized Cost	$ 372,199	$ 201,079
Gross Unrealized Gain	50	963
Gross Unrealized Loss	(2,007)	(10)
Estimated Fair Value	370,242	202,032
United States Government-sponsored enterprises
Available-for-sale securities:
Amortized Cost	113,229	101,230
Gross Unrealized Gain	39	773
Gross Unrealized Loss	(401)	(8)
Estimated Fair Value	112,867	101,995
United States Treasury securities
Available-for-sale securities:
Amortized Cost	128,225	34,267
Gross Unrealized Gain	0	71
Gross Unrealized Loss	(971)	0
Estimated Fair Value	127,254	34,338
Commercial paper
Available-for-sale securities:
Amortized Cost	19,231	21,500
Gross Unrealized Gain	0	17
Gross Unrealized Loss	(35)	(1)
Estimated Fair Value	19,196	21,516
Corporate debt securities
Available-for-sale securities:
Amortized Cost	111,514	44,082
Gross Unrealized Gain	11	102
Gross Unrealized Loss	(600)	(1)
Estimated Fair Value	$ 110,925	$ 44,183

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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+ Details

- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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