Additional Balance Sheet Information - Property, Plant And Equipment, At Cost (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment
Property, plant and equipment, gross	$ 54,804	$ 44,158
Accumulated depreciation	(17,122)	(12,591)
Total property, plant and equipment, net	37,682	31,567
Construction in progress
Property, Plant and Equipment
Property, plant and equipment, gross	6,697	26,362
Tooling
Property, Plant and Equipment
Property, plant and equipment, gross	23,627	9,874
Machinery and equipment
Property, Plant and Equipment
Property, plant and equipment, gross	5,147	3,488
Software
Property, Plant and Equipment
Property, plant and equipment, gross	17,310	2,799
Total property, plant and equipment, net	14,395	1,309
Leasehold improvements
Property, Plant and Equipment
Property, plant and equipment, gross	$ 2,023	$ 1,635