Segment Reporting - Revenue by Geographic Area (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenue by geographic area
Total revenue	$ 90,122	$ 92,055	$ 101,907
United States | Reportable Geographical Components
Revenue by geographic area
Total revenue	11,481	9,841	10,114
Rest of World | Reportable Geographical Components
Revenue by geographic area
Total revenue	$ 78,641	$ 82,214	$ 91,793