Operating Leases - Schedule of Information Related to Leases (Detail) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Assets:
Operating lease right-of-use assets	$ 886	$ 1,169
Liabilities:
Operating lease liabilities, current	322	434
Operating lease liabilities, non-current	624	833
Total operating lease liabilities	$ 946	$ 1,267