Property and Equipment - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 6,548	$ 7,584
Less accumulated depreciation	(5,078)	(5,888)
Property and equipment, net	1,470	1,696
Manufacturing and Testing Equipment
Property Plant And Equipment [Line Items]
Property and equipment, gross	4,569	5,630
Leasehold Improvements
Property Plant And Equipment [Line Items]
Property and equipment, gross	877	848
Computers and Software
Property Plant And Equipment [Line Items]
Property and equipment, gross	557	561
Furniture, Fixtures, and Equipment
Property Plant And Equipment [Line Items]
Property and equipment, gross	348	400
Vehicles
Property Plant And Equipment [Line Items]
Property and equipment, gross	55	55
Software development - internal use
Property Plant And Equipment [Line Items]
Property and equipment, gross	74	74
Construction in Process
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 68	$ 16

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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