Leases - Additional Information (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) SquareFeet Leases	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Jan. 31, 2022 USD ($)
Lessee, Lease, Description [Line Items]
Operating lease rent expense	$ 4,100	$ 5,100	$ 4,300
Weighted-average remaining non-cancelable lease term	7 years 9 months 7 days	8 years 3 months 7 days	8 years 9 months 21 days
Weighted-average discount rate	5.90%	5.80%	5.70%
Percentage of property subleased	100.00%
Number of operating lease agreement entered in the current year | Leases	1
Operating lease right-of-use asset	$ 16,233	$ 18,671
Operating lease liability current	4,486	4,157
Operating lease liability noncurrent	17,358	20,528
Undiscounted cash inflows from the london sublease	900
New Office Lease Agreement [Member]
Lessee, Lease, Description [Line Items]
Operating lease liability current	4,500
Operating lease liability noncurrent	17,400
Property Available for Operating Lease [Member]
Lessee, Lease, Description [Line Items]
Operating lease right-of-use asset	$ 300
Office Building [Member]
Lessee, Lease, Description [Line Items]
Leases square feet | SquareFeet	40,000
Operating lease expiry date	Sep. 30, 2032
Operating leases obligations under leasing arrangements value				$ 800
Operating lease, Term of contract	10 years
Operating lease, Option to extend	option to extend the lease for two successive five-year terms
Lessee, Operating lease, Option to extend, Term	two successive five-year
Notice period	60 days
Operating leases obligations under leasing arrangements, Date through which an automatic extension can be implemented	Nov. 30, 2032
Operating Expense [Member]
Lessee, Lease, Description [Line Items]
Rent income from sublease recognised	$ 800	$ 800	$ 900