Operating Leases - Schedule of Information Related to Lease (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Assets:
Operating lease right-of-use assets	$ 1,169	$ 1,522
Liabilities:
Operating lease liabilities, current portion	434	394
Operating lease liabilities, non-current	833	1,267
Total operating lease liabilities	$ 1,267	$ 1,661