Leases - Additional Information (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended
	Jul. 31, 2021	Mar. 31, 2022	Mar. 31, 2021	Jan. 01, 2022	Dec. 31, 2021
Lessor, Lease, Description [Line Items]
Right-of-use asset		$ 2,890			$ 161
Operating lease liability		2,876
Operating lease costs		$ 232	$ 76
Office Space
Lessor, Lease, Description [Line Items]
Location of office space		Boston, Massachusetts
Lease expiration month and year		2022-07
Lessor, Operating Lease, Existence of Option to Extend [true false]		false
Additional Office Space
Lessor, Lease, Description [Line Items]
Location of the additional office space		Boston, Massachusetts at 225 Franklin Street
Lease commencement date	Jan. 01, 2022
Lease expiration date	Dec. 31, 2026
Lessor, Operating Lease, Existence of Option to Extend [true false]	false
Right-of-use asset				$ 2,938
Operating lease liability				$ 2,873
Leasehold improvement allowance	$ 877