Quarterly report pursuant to Section 13 or 15(d)

Location on the Balance Sheet of Derivative Assets and Liabilities (Detail)

v3.10.0.1
Location on the Balance Sheet of Derivative Assets and Liabilities (Detail) - Fair Value, Inputs, Level 2 - USD ($)
$ in Millions
Jun. 30, 2018
Dec. 31, 2017
Asset Derivatives    
Asset Derivatives $ 179 $ 107
Net Amounts if Right of Offset had been Applied 108 87
Derivative Liabilities [Abstract]    
Liability Derivatives 151 332
Net Amounts if Right of Offset had been Applied 80 312
Designated as Hedging Instrument | Foreign exchange contracts | Other current assets    
Asset Derivatives    
Asset Derivatives 46 2
Net Amounts if Right of Offset had been Applied 22 0
Designated as Hedging Instrument | Foreign exchange contracts | Other non-current assets    
Asset Derivatives    
Asset Derivatives 87 1
Net Amounts if Right of Offset had been Applied 51 0
Designated as Hedging Instrument | Foreign exchange contracts | Other current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 35 93
Net Amounts if Right of Offset had been Applied 11 91
Designated as Hedging Instrument | Foreign exchange contracts | Other non-current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 54 194
Net Amounts if Right of Offset had been Applied 18 193
Designated as Hedging Instrument | Interest rate contracts | Other current assets    
Asset Derivatives    
Asset Derivatives 6 1
Net Amounts if Right of Offset had been Applied 6 1
Designated as Hedging Instrument | Interest rate contracts | Other non-current assets    
Asset Derivatives    
Asset Derivatives 14 59
Net Amounts if Right of Offset had been Applied 3 43
Designated as Hedging Instrument | Interest rate contracts | Other non-current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 60 28
Net Amounts if Right of Offset had been Applied 49 12
Not Designated as Hedging Instrument | Foreign exchange contracts | Other current assets    
Asset Derivatives    
Asset Derivatives 3 18
Net Amounts if Right of Offset had been Applied 3 17
Not Designated as Hedging Instrument | Foreign exchange contracts | Other non-current assets    
Asset Derivatives    
Asset Derivatives 1 0
Net Amounts if Right of Offset had been Applied 1 0
Not Designated as Hedging Instrument | Foreign exchange contracts | Other current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 1 1
Net Amounts if Right of Offset had been Applied 1 0
Not Designated as Hedging Instrument | Foreign exchange contracts | Other non-current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 1 0
Net Amounts if Right of Offset had been Applied 1 0
Not Designated as Hedging Instrument | Interest rate contracts | Other non-current assets    
Asset Derivatives    
Asset Derivatives 22 26
Net Amounts if Right of Offset had been Applied 22 26
Not Designated as Hedging Instrument | Investment market price contracts | Other current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 0 16
Net Amounts if Right of Offset had been Applied $ 0 $ 16