Segment Information - Segment loss, including significant segment expenses (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Segment Information
Total revenues	$ 15,388	$ 14,503
Share-based compensation	4,877	5,229
Total expenses	29,822	25,710
Loss from operations	(14,434)	(11,207)
Interest expense (non-cash)	(643)	(629)
Interest and other income, net	939	1,434
Provision for income tax benefit (expense)	559	(1,262)
Net loss	(13,579)	(11,664)
Single reportable segment
Segment Information
Total revenues	15,388	14,503
Employee-related (Research and development)	3,931	3,305
External-related (Research and development)	5,565	3,377
Facilities and other allocated expenses (Research and development)	886	821
Supporting general and administration functions	7,258	6,921
Sales and marketing, and medical affairs	7,305	6,057
Share-based compensation	4,877	5,229
Total recurring operating expenses	29,822	25,710
Loss from operations	(14,434)	(11,207)
Interest expense (non-cash)	(643)	(629)
Interest and other income, net	939	1,434
Provision for income tax benefit (expense)	559	(1,262)
Net loss	$ (13,579)	$ (11,664)