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Property and Equipment, Net - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 179,024	$ 161,317
Less: Accumulated depreciation	(36,469)	(25,742)
Property and equipment, net	142,555	135,575
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	46,865	42,040
Test stands [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	39,914	37,209
Buildings [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	48,999	48,830
Land and land improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	4,472	3,505
Construction in progress [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	23,159	17,551
Furniture and fixtures [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,262	1,200
Computer Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	2,900	2,156
Software [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,142	1,122
Vehicles [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	430	421
Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 9,881	$ 7,283

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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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