Property Plant and Equipment - Schedule of Property, Plant and Equipment, Net (Detail) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 13,158,071	$ 11,751,316
Less: Accumulated depreciation and amortization	(2,188,723)	(1,723,794)
Property, plant and equipment, net	10,969,348	10,027,522
Machinery, equipment, vehicles and office furniture [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	5,201,349	4,251,711
Tooling [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	1,365,588	1,255,952
Leasehold improvements [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	905,759	789,751
Land and buildings [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	3,904,854	2,517,247
Computer equipment, hardware and software [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	446,959	395,067
Construction in progress [Member]
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 1,333,562	$ 2,541,588