Sale of Future Royalties - Summary of Activity of the Royalty Obligation (Details) - USD ($)	9 Months Ended
	Sep. 30, 2021	Jan. 19, 2021
Sale Of Future Royalties [Abstract]
Upfront payment from the sale of future royalties	$ 60,000,000
Non-cash interest expense associated with the sale of future royalties	4,594,985
Liability related to the sale of future royalties	$ 64,594,985	$ 60,000,000