Information Regarding Net Revenue by Geographic Region (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting Information [Line Items]
Net revenue	$ 30,996	$ 29,097	$ 83,914	$ 75,252
Geographic Concentration Risk | Revenue from Contract with Customer
Segment Reporting Information [Line Items]
Percentage of net revenue	100.00%	100.00%	100.00%	100.00%
Americas
Segment Reporting Information [Line Items]
Net revenue	$ 20,951	$ 19,667	$ 55,480	$ 49,023
Americas | Geographic Concentration Risk | Revenue from Contract with Customer
Segment Reporting Information [Line Items]
Percentage of net revenue	68.00%	68.00%	66.00%	65.00%
Europe and the Middle East
Segment Reporting Information [Line Items]
Net revenue	$ 3,651	$ 3,223	$ 11,473	$ 9,309
Europe and the Middle East | Geographic Concentration Risk | Revenue from Contract with Customer
Segment Reporting Information [Line Items]
Percentage of net revenue	11.00%	11.00%	14.00%	12.00%
Asia-Pacific
Segment Reporting Information [Line Items]
Net revenue	$ 6,394	$ 6,207	$ 16,961	$ 16,920
Asia-Pacific | Geographic Concentration Risk | Revenue from Contract with Customer
Segment Reporting Information [Line Items]
Percentage of net revenue	21.00%	21.00%	20.00%	23.00%