Commitments and Contingencies - Additional Information (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2020 lease	Dec. 31, 2022 USD ($)	Apr. 01, 2022	Dec. 31, 2021 USD ($)	Nov. 30, 2021	Nov. 16, 2021	Aug. 31, 2020
Lessee, Lease, Description [Line Items]
Number of real estate leases | lease	2
Other commitment | $		$ 0		$ 0
7th Floor Kerry Parkside Building
Lessee, Lease, Description [Line Items]
Operating lease renewal term							24 months
Princeton New Jersey Office
Lessee, Lease, Description [Line Items]
Operating lease renewal term					36 months
Shanghai Office
Lessee, Lease, Description [Line Items]
Operating lease renewal term						36 months
Beijing Office
Lessee, Lease, Description [Line Items]
Operating lease renewal term			36 months