Leases - Additional Information (Details) $ in Millions	1 Months Ended		12 Months Ended
	May 31, 2023 ft²	Apr. 30, 2022 ft² extension	Dec. 31, 2023 USD ($) ft² leaseTerm	Dec. 31, 2022 USD ($)	Aug. 31, 2021 ft²
Lessee, Lease, Description [Line Items]
Remaining lease terms			4 years
Weighted-average incremental borrowing rate			5.70%	5.70%
Weighted-average remaining lease term			4 years 2 months 12 days	5 years 2 months 12 days
Sublease income | $			$ 6.1	$ 4.1
Other Noncurrent Assets
Lessee, Lease, Description [Line Items]
Standby letter of credit | $			2.9
Security deposit liability | $			$ 1.2
88 Sidney Street Lease
Lessee, Lease, Description [Line Items]
Number of square feet of office space (in square feet)			146,000
Number of optional terms available at end of current lease term (in lease terms) | leaseTerm			2
Term for extension of operating lease (in years)			5 years
64 Sidney Street Lease
Lessee, Lease, Description [Line Items]
Number of square feet of office space (in square feet)			43,000
Number of optional terms available at end of current lease term (in lease terms) | leaseTerm			2
Term for extension of operating lease (in years)			5 years
Area of premises subleased (in square feet)	7,407	27,000
Number of extension periods | extension		1
Extension period	1 year	6 months
Second extension period	22 months
38 Sidney Street Lease
Lessee, Lease, Description [Line Items]
Number of square feet of office space (in square feet)			13,000
Number of optional terms available at end of current lease term (in lease terms) | leaseTerm			2
Term for extension of operating lease (in years)			5 years
Area of premises subleased (in square feet)					13,000