Annual report pursuant to Section 13 and 15(d)

PROPERTY, PLANT AND EQUIPMENT (Detail)

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PROPERTY, PLANT AND EQUIPMENT (Detail) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 39,151 $ 38,041
Less: Accumulated depreciation and amortization (21,190) (20,147)
Property, plant and equipment, net 17,961 17,894
Vehicles
    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 6,762 6,344
Aircraft
    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 15,772 15,164
Land
    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 1,163 1,122
Buildings
    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 3,260 3,138
Building and leasehold improvements
    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 3,116 3,049
Plant equipment
    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 7,221 7,010
Technology equipment
    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 1,569 1,675
Equipment under operating leases
    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 44 69
Construction-in-progress
    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 244 $ 470