Income Taxes - Schedule of Current and Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Deferred tax assets:
Accrued expenses and reserves	$ 20,525	$ 11,975
Stock-based compensation	26,849	10,063
Tax credit carryforwards	103,416	99,314
Net operating loss	25,735	38,354
Depreciation and amortization	5,350	2,382
Operating lease liability	4,967	10,437
Foreign tax deduction	3,904	1,900
Capital loss	222,425	18,075
Capitalized R&D expenses	250,493	260,308
Valuation allowance	(291,382)	(75,690)
Total deferred tax assets	372,282	377,118
Deferred tax liabilities:
Identified intangibles	(105,314)	(98,933)
Other comprehensive income	(6,888)
Other comprehensive loss		37,811
Operating lease right-of-use assets	(4,362)	(8,144)
Other	(3,371)	(5,025)
Total deferred tax liabilities	(119,935)	(74,291)
Net deferred tax assets	$ 252,347	$ 302,827