Leases - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022	Jan. 01, 2022
Lessor, Lease, Description [Line Items]
Operating lease right-of-use assets, net	$ 1,970		$ 1,970		$ 2,389
Operating lease liability	2,585		2,585
Operating lease costs	$ 162	$ 185	$ 485	$ 649
Office Space
Lessor, Lease, Description [Line Items]
Location of 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
Operating lease right-of-use assets, net						$ 2,938
Operating lease liability						$ 2,873