Quarterly report pursuant to Section 13 or 15(d)

Property Plant and Equipment (Detail)

v3.5.0.2
Property Plant and Equipment (Detail) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Dec. 31, 2015
Property, Plant and Equipment [Line Items]          
Property, Plant and Equipment, Gross $ 42,600,000,000   $ 42,600,000,000   $ 41,918,000,000
Less: Accumulated depreciation and amortization (24,349,000,000)   (24,349,000,000)   (23,566,000,000)
Property, plant and equipment, net 18,251,000,000   18,251,000,000   18,352,000,000
Impairment charges on property plant and equipment 0 $ 0 0 $ 0  
Vehicles [Member]          
Property, Plant and Equipment [Line Items]          
Property, Plant and Equipment, Gross 8,242,000,000   8,242,000,000   8,111,000,000
Aircraft (including aircraft under capital leases) [Member]          
Property, Plant and Equipment [Line Items]          
Property, Plant and Equipment, Gross 15,820,000,000   15,820,000,000   15,815,000,000
Land [Member]          
Property, Plant and Equipment [Line Items]          
Property, Plant and Equipment, Gross 1,290,000,000   1,290,000,000   1,263,000,000
Buildings [Member]          
Property, Plant and Equipment [Line Items]          
Property, Plant and Equipment, Gross 3,378,000,000   3,378,000,000   3,280,000,000
Building and leasehold improvements [Member]          
Property, Plant and Equipment [Line Items]          
Property, Plant and Equipment, Gross 3,558,000,000   3,558,000,000   3,450,000,000
Plant Equipment [Member]          
Property, Plant and Equipment [Line Items]          
Property, Plant and Equipment, Gross 8,191,000,000   8,191,000,000   8,026,000,000
Technology equipment [Member]          
Property, Plant and Equipment [Line Items]          
Property, Plant and Equipment, Gross 1,699,000,000   1,699,000,000   1,670,000,000
Equipment under operating leases [Member]          
Property, Plant and Equipment [Line Items]          
Property, Plant and Equipment, Gross 29,000,000   29,000,000   30,000,000
Construction-in-progress [Member]          
Property, Plant and Equipment [Line Items]          
Property, Plant and Equipment, Gross $ 393,000,000   $ 393,000,000   $ 273,000,000