Property, Plant and Equipment, Net - Schedule of Property, Plant and Equipment, Net (Detail) - USD ($) $ in Millions	Jun. 30, 2023	Dec. 31, 2022
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 36,871	$ 32,589
Less: Accumulated depreciation	(10,482)	(9,041)
Property, plant and equipment, net	26,389	23,548
Machinery, equipment, vehicles and office furniture [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	14,540	13,558
Tooling [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	2,763	2,579
Leasehold improvements [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	2,727	2,366
Land and buildings [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	8,435	7,751
Computer equipment, hardware and software [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	2,846	2,072
Construction in progress [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 5,560	$ 4,263