Segment, Concentration and Geographical Information - Company Revenue in Different Geographic Locations (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Revenue from External Customer [Line Items]
Total revenues	$ 48,513	$ 58,422
Americas | Reportable Geographical Components
Revenue from External Customer [Line Items]
Total revenues	46,621	55,398
EMEA | Reportable Geographical Components
Revenue from External Customer [Line Items]
Total revenues	$ 1,892	$ 3,024