Fair Value of Financial Instruments - Schedule of Inputs and Valuation Methodologies Used (Details)	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Fair Value of Financial Instruments
Valuation Methodology	Probability weighted income approach	Probability weighted income approach
Significant unobservable input - milestone dates	2022-2032	2022-2031
Discount rate	8.23%	7.51%
Probability of occurrence - minimum	4.90%	4.90%
Probability of occurrence - maximum	75.00%	75.00%