Commitments and Contingencies - Schedule of Future Minimum Lease Payments under Non-cancellable Operating Leases, Reconciliation of Undiscounted Cash Flows to the Operating Lease Liability (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Operating Lease Liabilities, Payments Due [Abstract]
2023	$ 1,992
Total future minimum lease payments, undiscounted	1,992
Less imputed interest	(74)
Operating lease liabilities	1,918
Operating lease liabilities reported as of December 31, 2022
Operating lease liabilities - current	1,918	$ 1,755
Operating lease liabilities - non-current		$ 1,918
Total	$ 1,918