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
Mar. 31, 2017
Dec. 31, 2016
Asset Derivatives    
Asset Derivatives $ 400 $ 487
Derivative Asset, Fair Value, Net 370 462
Derivative Liabilities [Abstract]    
Liability Derivatives 41 45
Derivative Liability, Fair Value, Amount Offset Against Collateral 11 20
Designated as Hedging Instrument | Foreign Exchange Contracts | Other current assets    
Asset Derivatives    
Asset Derivatives 134 176
Derivative Asset, Fair Value, Net 134 176
Designated as Hedging Instrument | Foreign Exchange Contracts | Other noncurrent assets    
Asset Derivatives    
Asset Derivatives 93 131
Derivative Asset, Fair Value, Net 85 126
Designated as Hedging Instrument | Foreign Exchange Contracts | Other current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 1 0
Derivative Liability, Fair Value, Amount Offset Against Collateral 1 0
Designated as Hedging Instrument | Foreign Exchange Contracts | Other non-current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 11 6
Derivative Liability, Fair Value, Amount Offset Against Collateral 3 1
Designated as Hedging Instrument | Interest Rate Contracts | Other current assets    
Asset Derivatives    
Asset Derivatives 11 0
Derivative Asset, Fair Value, Net 10 0
Designated as Hedging Instrument | Interest Rate Contracts | Other noncurrent assets    
Asset Derivatives    
Asset Derivatives 104 137
Derivative Asset, Fair Value, Net 85 119
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 23 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 4 1
Derivative Asset, Fair Value, Net 4 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 assets    
Asset Derivatives    
Asset Derivatives 16 0
Derivative Asset, Fair Value, Net 16 0
Not Designated as Hedging Instrument | Price Risk Derivative [Member] | Other current liabilities    
Derivative Liabilities [Abstract]    
Liability Derivatives 0 10
Derivative Liability, Fair Value, Amount Offset Against Collateral 0 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 5 7
Derivative Liability, Fair Value, Amount Offset Against Collateral $ 3 $ 5