Long-Lived Assets by Geographic Location (Detail) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Segment Reporting Information [Line Items]
Property and equipment, net	$ 8,203	$ 8,472
Operating lease right-of-use assets	2,110	2,289
Americas
Segment Reporting Information [Line Items]
Property and equipment, net	82	65
Operating lease right-of-use assets	0	0
Europe and the Middle East
Segment Reporting Information [Line Items]
Property and equipment, net	217	355
Operating lease right-of-use assets	216	371
Asia-Pacific
Segment Reporting Information [Line Items]
Property and equipment, net	7,904	8,052
Operating lease right-of-use assets	$ 1,894	$ 1,918