Basis of Presentation (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Basis of Presentation
Cash, cash equivalents and marketable securities	$ 356,800				$ 356,800
Net loss	(36,004)	$ (23,050)	$ (13,373)	$ (16,538)	(59,054)	$ (29,911)
Net cash used in operations					(46,778)	$ (30,014)
Indefinite-lived intangible assets	$ 27,200				$ 27,200		$ 27,200