Information Regarding Net Revenue by Geographic Region (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Net revenue	$ 103,769	$ 86,920
Geographic Concentration Risk | Revenue from Contract with Customer
Segment Reporting Information [Line Items]
Percentage of net revenue	100.00%	100.00%
Americas
Segment Reporting Information [Line Items]
Net revenue	$ 69,396	$ 58,302
Americas | Geographic Concentration Risk | Revenue from Contract with Customer
Segment Reporting Information [Line Items]
Percentage of net revenue	67.00%	67.00%
Europe and the Middle East
Segment Reporting Information [Line Items]
Net revenue	$ 12,876	$ 9,497
Europe and the Middle East | Geographic Concentration Risk | Revenue from Contract with Customer
Segment Reporting Information [Line Items]
Percentage of net revenue	12.00%	11.00%
Asia-Pacific
Segment Reporting Information [Line Items]
Net revenue	$ 21,497	$ 19,121
Asia-Pacific | Geographic Concentration Risk | Revenue from Contract with Customer
Segment Reporting Information [Line Items]
Percentage of net revenue	21.00%	22.00%