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Leases - Additional Information (Detail) $ in Thousands	3 Months Ended	9 Months Ended
	Mar. 31, 2021 USD ($)	Sep. 30, 2023 USD ($) Term	Dec. 31, 2022 USD ($)	Sep. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)	Sep. 30, 2020 USD ($)	Mar. 31, 2020 USD ($)	Feb. 29, 2020 USD ($)	Dec. 31, 2018 USD ($)
Lessee Lease Description [Line Items]
Operating lease, description		The Company leases facilities and certain equipment under noncancelable operating leases with remaining lease terms of 0.3 years to 7.7 years, some of which include options to extend for up to two five-year terms.
Operating lease, options to extend		some of which include options to extend for up to two five-year terms.
Weighted average remaining lease term		7 years 3 months 18 days
Weighted average discount rate		4.40%
Capitalization of lease liability	$ 19,200					$ 40,300
Restricted cash		$ 5,770	$ 5,770	$ 5,770	$ 5,770
Corporate Office Space Lease Agreement
Lessee Lease Description [Line Items]
Operating leases arrangement term									10 years 9 months
Corporate Office Space Lease Agreement | Letter of Credit
Lessee Lease Description [Line Items]
Restricted cash	$ 3,100
California | Corporate Office Space Lease Agreement
Lessee Lease Description [Line Items]
Minimum lease payment amount							$ 51,400	$ 25,300	$ 50,400
Operating leases arrangement term								10 years 7 months
Lease commencement period	first quarter of 2021
San Diego
Lessee Lease Description [Line Items]
Sublease Agreement Term		7 years 6 months
Minimum [Member]
Lessee Lease Description [Line Items]
Operating lease remaining lease term		3 months 18 days
Minimum [Member] | San Diego
Lessee Lease Description [Line Items]
Sublease Income		$ 18,400
Maximum
Lessee Lease Description [Line Items]
Operating lease remaining lease term		7 years 8 months 12 days
Number of renewal option terms | Term		2
Operating lease, renewal term		5 years

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