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Convertible Debt Instruments - Narratives (Details)		3 Months Ended
Convertible Debt Instruments - Narratives (Details)	Nov. 11, 2024 USD ($) D $ / shares	Mar. 31, 2025 USD ($) shares	Mar. 31, 2024 USD ($)	Mar. 20, 2025 $ / shares	Mar. 19, 2025 $ / shares	Dec. 31, 2024 USD ($)	Mar. 20, 2024	May 18, 2020
Convertible Debt Instruments
Payment of principal settled in common stock		$ 30,000,000
Loss on extinguishment of convertible senior notes and debt		3,652,000	$ 14,047,000
Premium on principal of convertible senior note settled in cash		1,238,000
Fair value of convertible senior notes		$ 108,650,000				$ 173,150,000
6.0% Convertible Debenture
Convertible Debt Instruments
Interest rate (as a percent)	6.00%	6.00%		6.00%
Principal received at issuance	$ 190,000,000
Conversion price, per share \| $ / shares	$ 2.9			$ 1.51	$ 2.9
Premium (as a percent)	146.00%
Lowest daily volume-weighted average price for the common stock, percent	97.25%
Threshold trading days for computation of weighted average price of common stock \| D	3
Floor Price \| $ / shares	$ 0.3941
Payments of principal settled in cash		$ (45,000,000)
Payment of principal settled in common stock		$ 30,000,000
Conversion of notes through common stock issuance (in shares) \| shares		10,440,906
Sales price per share \| $ / shares				$ 1.51
Loss on extinguishment of convertible senior notes and debt		$ 2,416,000
Premium on principal of convertible senior note settled in cash		1,300,000
Loss on extinguishment of debt due to change in carrying value		$ 2,400,000
6.0% Convertible Debenture \| Maximum
Convertible Debt Instruments
Conversion of debt	$ 22,500,000
7.0% Convertible Senior Notes
Convertible Debt Instruments
Interest rate (as a percent)		7.00%	7.00%			7.00%	7.00%
Principal amount		$ 140,396,000				$ 140,396,000
Fair value of convertible senior notes		121,400,000				$ 112,500,000
Amount of debt converted		$ 0	$ 0
3.75% Convertible Senior Notes
Convertible Debt Instruments
Interest rate (as a percent)		3.75%	3.75%			3.75%		3.75%
Principal amount		$ 58,462,000				$ 58,462,000
Fair value of convertible senior notes		57,200,000				$ 44,900,000
Amount of debt converted		0	$ 0
Convertible Debt Instuments And Debt [Member]
Convertible Debt Instruments
Loss on extinguishment of convertible senior notes and debt		$ 3,700,000