Segment Information - Segment, Revenue, Comprehensive Loss and Total Assets (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Segment Reporting Information [Line Items]
Total revenue	$ 5,115			$ 737			$ 13,201	$ 2,303
Net loss	(6,030)	$ (8,878)	$ (13,380)	(6,484)	$ (6,023)	$ (8,952)	(28,288)	(21,459)
Comprehensive loss	(6,030)			$ (6,484)			(28,288)	$ (21,459)
Assets	83,270						83,270		$ 68,960
Operating segments
Segment Reporting Information [Line Items]
Total revenue	5,115						13,201
Net loss	(6,030)						(28,288)
Comprehensive loss	(6,030)						(28,288)
Assets	83,270						83,270
Commercial operations | Operating segments
Segment Reporting Information [Line Items]
Total revenue	4,450						11,202
Net loss	(2,269)						(3,461)
Comprehensive loss	(2,269)						(3,461)
Assets	57,836						57,836
Research and Development operations | Operating segments
Segment Reporting Information [Line Items]
Total revenue	665						1,999
Net loss	(3,761)						(24,827)
Comprehensive loss	(3,761)						(24,827)
Assets	$ 25,434						$ 25,434