Property and Equipment, Net - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 237,600	$ 205,831
Less: Accumulated depreciation	(51,543)	(42,093)
Property and equipment, net	186,057	163,738
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	55,931	47,124
Test stands [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	51,940	42,255
Buildings [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	60,762	48,999
Land and land improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	5,800	5,123
Construction in progress [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	30,285	38,654
Furniture and fixtures [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	5,813	3,359
Computer Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	6,398	5,713
Software [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	384	1,141
Vehicles [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	501	479
Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 19,786	$ 12,984