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Fair Value Measurement - Available-for-Sale Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Schedule of Available-for-sale Securities
Amortized Cost	$ 480,427	$ 217,475
Gross Unrealized Gains	592	201
Gross Unrealized Losses	(795)	(46)
Estimated Fair Value	480,224	217,630
Asset-backed securities
Schedule of Available-for-sale Securities
Amortized Cost	251	3,512
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	(8)
Estimated Fair Value	251	3,504
Corporate debt securities
Schedule of Available-for-sale Securities
Amortized Cost	102,632	6,022
Gross Unrealized Gains	150	1
Gross Unrealized Losses	(207)	(10)
Estimated Fair Value	102,575	6,013
U.S. treasury securities
Schedule of Available-for-sale Securities
Amortized Cost	367,700	175,996
Gross Unrealized Gains	442	200
Gross Unrealized Losses	(572)	(12)
Estimated Fair Value	367,570	176,184
Agency bonds
Schedule of Available-for-sale Securities
Amortized Cost	9,844	16,119
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(16)	(16)
Estimated Fair Value	9,828	16,103
Commercial paper
Schedule of Available-for-sale Securities
Amortized Cost		15,826
Gross Unrealized Gains		0
Gross Unrealized Losses		0
Estimated Fair Value	$ 0	$ 15,826

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Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on 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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