Property and Equipment, Net - Property and Equipment, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 108,592	$ 83,166
Less accumulated depreciation	(56,812)	(50,996)
Total property and equipment—net	$ 56,825	36,045
Lab and test equipment
Property Plant And Equipment [Line Items]
Estimated Useful Life	7 years
Property and equipment, gross	$ 20,341	21,171
Vehicles
Property Plant And Equipment [Line Items]
Estimated Useful Life	5 years
Property and equipment, gross	$ 6,033	5,732
Equipment
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 50,387	40,940
Equipment | Minimum
Property Plant And Equipment [Line Items]
Estimated Useful Life	3 years
Equipment | Maximum
Property Plant And Equipment [Line Items]
Estimated Useful Life	7 years
Furniture and fixtures
Property Plant And Equipment [Line Items]
Estimated Useful Life	7 years
Property and equipment, gross	$ 2,963	2,841
Leasehold improvements
Property Plant And Equipment [Line Items]
Estimated Useful Life	7 years
Property and equipment, gross	$ 10,808	8,576
Aircraft
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 12,312	931
Aircraft | Minimum
Property Plant And Equipment [Line Items]
Estimated Useful Life	10 years
Aircraft | Maximum
Property Plant And Equipment [Line Items]
Estimated Useful Life	20 years
Building
Property Plant And Equipment [Line Items]
Estimated Useful Life	39 years
Property and equipment, gross	$ 5,748	2,975
Land
Property Plant And Equipment [Line Items]
Property and equipment, gross	1,089	725
Construction in Progress
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 3,956	$ 3,150