Leases - Additional Information (Details) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Dec. 31, 2023	May 31, 2023 ft²	Apr. 30, 2022 ft²	Aug. 31, 2021 ft²
Lessor, Lease, Description [Line Items]
Remaining lease terms	4 years		4 years
Weighted-average incremental borrowing rate	5.70%		5.70%		5.70%
Weighted-average remaining lease term	3 years 8 months 12 days		3 years 8 months 12 days		4 years 2 months 12 days
Sublease income	$ 1.6	$ 1.4	$ 3.2	$ 2.8
Thirty-Eight Sydney Street Lease
Lessor, Lease, Description [Line Items]
Area of premises subleased (in square feet) | ft²								13,000
Sixty-Four Sydney Street Lease
Lessor, Lease, Description [Line Items]
Area of premises subleased (in square feet) | ft²						7,407	27,000
Other Noncurrent Assets
Lessor, Lease, Description [Line Items]
Standby letter of credit	2.9		2.9
Security deposit liability	$ 1.2		$ 1.2