Basis of Presentation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Basis of Presentation
Cash and cash equivalents	$ 65,221	$ 193,725
Accumulated deficit	(590,598)	(411,545)
Net Income (Loss)	(179,053)	(165,757)
Net cash used in operating activities	$ (155,006)	$ (135,341)