Property, Plant and Equipment, Net - Schedule of Property, Plant and Equipment, Net (Detail) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 38,984	$ 32,589
Less: Accumulated depreciation	(11,240)	(9,041)
Total	27,744	23,548
Machinery, equipment, vehicles and office furniture
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	15,077	13,558
Tooling
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	2,865	2,579
Leasehold improvements
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	2,892	2,366
Land and buildings
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	8,584	7,751
Computer equipment, hardware and software
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	3,225	2,072
Construction in progress
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 6,341	$ 4,263