Segment Reporting and Geographic Data - Geographic Areas Long Lived Assets (Detail) - USD ($) $ in Thousands		Mar. 31, 2022	Dec. 31, 2021
Geographic Areas, Long-Lived Assets [Abstract]
Long-lived assets	[1]	$ 12,044	$ 9,841
United States [Member]
Geographic Areas, Long-Lived Assets [Abstract]
Long-lived assets	[1]	11,317	9,085
All Other Countries [Member]
Geographic Areas, Long-Lived Assets [Abstract]
Long-lived assets	[1]	$ 727	$ 756

[1] The Company’s only long-lived assets consist of property and equipment, net of depreciation, which are categorized based on their location of domicile