Property and Equipment, Net - Summary of Property and Equipment, Net and Related Accumulated Depreciation (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Property and equipment – gross	$ 29,132	$ 25,900
Less: Accumulated depreciation	(21,680)	(19,919)
Property and equipment – net	7,452	5,981
Computer equipment and purchased software [Member]
Property, Plant and Equipment [Line Items]
Property and equipment – gross	25,553	21,955
Office equipment and furniture [Member]
Property, Plant and Equipment [Line Items]
Property and equipment – gross	1,170	1,639
Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment – gross	$ 2,409	$ 2,306