Convertible Debt Instruments - Components (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Convertible Debt Instruments
Net carrying amount	$ 255,277	$ 321,060
7.0% Convertible Senior Notes
Convertible Debt Instruments
Principal amount	140,396	140,396
Unamortized debt premium, net of offering costs	6,231	7,514
Net carrying amount	146,627	147,910
3.75% Convertible Senior Notes
Convertible Debt Instruments
Principal amount	58,462	58,462
Unamortized debt issuance costs	(78)	(189)
Net carrying amount	$ 58,384	$ 58,273