Intangible Assets - Finite-lived Intangible Assets (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Dec. 31, 2021
Finite-lived intangible asset
Cost	$ 20,000	$ 20,000
Accumulated Amortization	1,500	750
Net intangible assets	$ 18,500	19,250
Regulatory milestone
Finite-lived intangible asset
Estimated life	20 years
Cost	$ 20,000	20,000
Accumulated Amortization	1,500	750
Net intangible assets	$ 18,500	$ 19,250