Quarterly report pursuant to Section 13 or 15(d)

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

v3.7.0.1
Location on the Balance Sheet of Derivative Assets and Liabilities (Detail) - Fair Value, Inputs, Level 2 - USD ($)
$ in Millions
Jun. 30, 2017
Dec. 31, 2016
Asset Derivatives    
Asset Derivatives $ 202 $ 487
Derivative Asset, Fair Value, Net 173 462
Derivative Liabilities [Abstract]    
Liability Derivatives 118 45
Derivative Liability, Fair Value, Amount Offset Against Collateral 89 20
Designated as Hedging Instrument | Foreign Exchange Contracts | Other current assets    
Asset Derivatives    
Asset Derivatives 46 176
Derivative Asset, Fair Value, Net 38 176
Designated as Hedging Instrument | Foreign Exchange Contracts | Other noncurrent assets    
Asset Derivatives    
Asset Derivatives 6 131
Derivative Asset, Fair Value, Net 1 126
Designated as Hedging Instrument | Foreign Exchange Contracts | Other current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 18 0
Derivative Liability, Fair Value, Amount Offset Against Collateral 11 0
Designated as Hedging Instrument | Foreign Exchange Contracts | Other non-current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 74 6
Derivative Liability, Fair Value, Amount Offset Against Collateral 68 1
Designated as Hedging Instrument | Interest Rate Contracts | Other current assets    
Asset Derivatives    
Asset Derivatives 7 0
Derivative Asset, Fair Value, Net 7 0
Designated as Hedging Instrument | Interest Rate Contracts | Other noncurrent assets    
Asset Derivatives    
Asset Derivatives 103 137
Derivative Asset, Fair Value, Net 89 119
Designated as Hedging Instrument | Interest Rate Contracts | Other current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives (1) (1)
Derivative Liability, Fair Value, Amount Offset Against Collateral 0 1
Designated as Hedging Instrument | Interest Rate Contracts | Other non-current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 17 21
Derivative Liability, Fair Value, Amount Offset Against Collateral 4 3
Not Designated as Hedging Instrument | Foreign Exchange Contracts | Other current assets    
Asset Derivatives    
Asset Derivatives 2 1
Derivative Asset, Fair Value, Net 2 1
Not Designated as Hedging Instrument | Foreign Exchange Contracts | Other current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 0 0
Derivative Liability, Fair Value, Amount Offset Against Collateral 0 0
Not Designated as Hedging Instrument | Price Risk Derivative [Member] | Other current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 1 10
Derivative Liability, Fair Value, Amount Offset Against Collateral 1 10
Not Designated as Hedging Instrument | Interest Rate Contracts | Other noncurrent assets    
Asset Derivatives    
Asset Derivatives 38 42
Derivative Asset, Fair Value, Net 36 40
Not Designated as Hedging Instrument | Interest Rate Contracts | Other non-current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 7 7
Derivative Liability, Fair Value, Amount Offset Against Collateral $ 5 $ 5