Debt - Schedule of Net Carrying Amount (Details) - USD ($)	Sep. 30, 2025	Dec. 31, 2024	Aug. 08, 2024	Dec. 31, 2021
Senior Notes
Debt Instrument [Line Items]
Principal	$ 100,000,000	$ 100,000,000	$ 100,000,000
Unamortized debt discount and issuance costs	(3,783,000)	(4,501,000)
Net carrying amount	96,217,000	95,499,000
Convertible Senior Notes Due 2026 | Convertible Debt
Debt Instrument [Line Items]
Principal	134,883,000	203,083,000		$ 625,000,000
Unamortized debt discount and issuance costs	(850,000)	(2,068,000)
Net carrying amount	134,033,000	201,015,000
Series 1 Convertible Notes | Convertible Debt
Debt Instrument [Line Items]
Principal	55,245,000	55,245,000	82,300,000
Unamortized debt discount and issuance costs	(12,380,000)	(13,800,000)
Net carrying amount	42,865,000	41,445,000
Series 2 Convertible Notes | Convertible Debt
Debt Instrument [Line Items]
Principal	181,453,000	183,453,000	$ 192,000,000
Unamortized debt discount and issuance costs	(26,890,000)	(30,306,000)
Net carrying amount	$ 154,563,000	$ 153,147,000