Balance Sheet Details - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 35,451	$ 47,602
Less: Accumulated depreciation	(11,930)	(10,327)
Property and equipment, net	23,521	37,275
AviClear devices
Property, Plant and Equipment [Line Items]
Property and equipment, gross	25,999	38,490
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	5,546	4,944
Office equipment and furniture
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,815	1,884
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,438	1,010
Assets under construction
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 653	$ 1,274