Segment Reporting and Geographic Data - Schedule of Financial Data by Geographical Area (Detail) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020
Net revenue by country:
Total net revenue	[1]	$ 30,262	$ 25,639
United States [Member]
Net revenue by country:
Total net revenue	[1]	21,861	19,239
All Other Countries [Member]
Net revenue by country:
Total net revenue		$ 8,401	$ 6,400

[1] Net revenue by country is categorized based on the location of the end customer