Convertible Notes (Narrative) (Details 2) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended			12 Months Ended
	Mar. 31, 2023	Sep. 30, 2022	Mar. 31, 2022	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Debt instrument
Proceeds from retirement of convertible senior note hedges		$ 19,300	$ 72,400	$ 0	$ 0	$ 91,729
Payments for settlement of warrants	$ (10,700)	$ (14,400)	$ (55,100)	0	(10,697)	(69,528)
Loss on fair value adjustment of derivatives, net				$ 0	$ (240)	$ (10,585)
Common stock
Debt instrument
Exercise of the convertible senior note hedges in connection with the conversion of convertible senior notes and retirement of the corresponding shares (in shares)	300				284