Composition of Other Balance Sheet Items - Schedule of Accrued Payable and Accrued Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Accounts payable	$ 8,177	$ 4,587
Accrued compensation, benefits, & related accruals	35,297	21,225
Accrued sales & marketing	14,838	11,007
Accrued manufacturing expenses	13,099	11,652
Accrued R&D expenses	9,109	5,898
Operating lease liabilities, current portion	10,790	6,889
Accrued royalties	3,868	8,105
Other accrued expenses	13,435	6,989
Total	$ 108,613	$ 76,352