Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Statement of Comprehensive Income [Abstract]
Net loss	$ (96,118)	$ (83,806)	$ (177,667)	$ (164,824)
Other comprehensive income (loss)
Unrealized gain (loss) on available-for-sale securities	42	(459)	(604)	3,665
Comprehensive loss	$ (96,076)	$ (84,265)	$ (178,271)	$ (161,159)