Subsequent Event - Additional Information (Details) - USD ($)	1 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Subsequent Event [Line Items]
Lease expiration date		Apr. 30, 2023
Total expenses		$ 4,168,000
Subsequent Event
Subsequent Event [Line Items]
Total expenses	$ 800,000
Subsequent Event | Sublease Arrangement
Subsequent Event [Line Items]
Lease Payments Receivable	$ 200,000
Lease expiration date	Apr. 30, 2023
Subsequent Event | Biogen Agreement
Subsequent Event [Line Items]
Lease expiration date	May 31, 2022
Subsequent Event | Advisor Agreement | Raymond James & Associates
Subsequent Event [Line Items]
Advisory fees payable	$ 1,000,000.0
Subsequent Event | Advisor Agreement | Raymond James & Associates | Maximum
Subsequent Event [Line Items]
Reimbursement of advisory fee	$ 20,000