Summary of Significant Accounting Policies - Liquidity and Going Concern - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Accounting Policies [Abstract]
Net income (loss) attributable to parent	$ (26,642)	$ (58,792)	$ (80,795)	$ (82,530)
Net cash used in operating activities			(35,302)	$ (37,197)
Accumulated deficit	2,171,501		2,171,501		$ 2,090,706
Cash, cash equivalents, and short-term investments	$ 59,753		$ 59,753