Derivatives (Tables)
 3 Months Ended
Mar. 31, 2015
Derivatives  
Gain (loss) on derivative instruments designated as cash flow hedges
Three months ended March 31, 2015      
(Millions) Pretax Gain (Loss) Recognized in Other Comprehensive Income on Effective Portion of Derivative Pretax Gain (Loss) Recognized in Income on Effective Portion of Derivative as a Result of Reclassification from Accumulated Other Comprehensive Income Ineffective Portion of Gain (Loss) on Derivative and Amount Excluded from Effectiveness Testing Recognized in Income
Derivatives in Cash Flow Hedging Relationships Amount Location Amount Location Amount
Foreign currency forward/option contracts  $ 136 Cost of sales $ 30 Cost of sales $ ―
Commodity price swap contracts    ― Cost of sales   (2) Cost of sales   ―
Interest rate swap contracts    ― Interest expense   (1) Interest expense   ―
Total  $ 136   $ 27   $ ―
              
Three months ended March 31, 2014      
(Millions) Pretax Gain (Loss) Recognized in Other Comprehensive Income on Effective Portion of Derivative Pretax Gain (Loss) Recognized in Income on Effective Portion of Derivative as a Result of Reclassification from Accumulated Other Comprehensive Income Ineffective Portion of Gain (Loss) on Derivative and Amount Excluded from Effectiveness Testing Recognized in Income
Derivatives in Cash Flow Hedging Relationships Amount Location Amount Location Amount
Foreign currency forward/option contracts  $ 7 Cost of sales $ 4 Cost of sales $ ―
Commodity price swap contracts    2 Cost of sales   2 Cost of sales   ―
Total  $ 9   $ 6   $ ―
Gain (loss) on derivative instruments designated as fair value hedges
Three months ended March 31, 2015 Gain (Loss) on Derivative Gain (Loss) on Hedged Item
(Millions)Recognized in IncomeRecognized in Income
Derivatives in Fair Value Hedging Relationships Location Amount Location Amount
Interest rate swap contracts  Interest expense $ 6 Interest expense $ (6)
Total    $ 6   $ (6)
           
Three months ended March 31, 2014 Gain (Loss) on Derivative Gain (Loss) on Hedged Item
(Millions)Recognized in IncomeRecognized in Income
Derivatives in Fair Value Hedging Relationships Location Amount Location Amount
Interest rate swap contracts  Interest expense $ 7 Interest expense $ (7)
Total    $ 7   $ (7)
Gain (loss) on derivative and non-derivative instruments designated as net investment hedges
Three months ended March 31, 2015        
Derivative and Nonderivative Instruments in Net Investment Hedging RelationshipsPretax Gain (Loss) Recognized as Cumulative Translation within Other Comprehensive Income on Effective Portion of InstrumentIneffective Portion of Gain (Loss) on Instrument and Amount Excluded from Effectiveness Testing Recognized in Income
(Millions) Amount Location Amount
Foreign currency denominated debt  $ 240 N/A $ ―
Foreign currency forward contracts   157 Cost of Sales   ―
Total  $ 397   $ ―
         
Three months ended March 31, 2014    
Derivative and Nonderivative Instruments in Net Investment Hedging RelationshipsPretax Gain (Loss) Recognized as Cumulative Translation within Other Comprehensive Income on Effective Portion of InstrumentIneffective Portion of Gain (Loss) on Instrument and Amount Excluded from Effectiveness Testing Recognized in Income
(Millions) Amount Location Amount
Foreign currency denominated debt  $ 9 N/A $ ―
Total  $ 9   $ ―
Gain (loss) on derivative instruments not designated as hedging instruments
  Three months ended March 31, 2015
Derivatives Not Designated as Hedging InstrumentsGain (Loss) on Derivative Recognized in Income
(Millions) Location Amount
Foreign currency forward/option contracts  Cost of sales $ 4
Foreign currency forward contracts  Interest expense   89
Commodity price swap contracts Cost of sales   (4)
Total   $ 89
      
  Three months ended March 31, 2014
Derivatives Not Designated as Hedging InstrumentsGain (Loss) on Derivative Recognized in Income
(Millions) Location Amount
Foreign currency forward/option contracts  Cost of sales $ (1)
Foreign currency forward contracts  Interest expense   33
Total   $ 32
Location and Fair Value of Derivative Instruments
March 31, 2015          
(Millions)Assets Liabilities
Fair Value of Derivative Instruments Location Amount Location Amount
Derivatives designated as hedging instruments      
Foreign currency forward/option contracts Other current assets $ 310 Other current liabilities $ 6
Foreign currency forward/option contracts Other assets   100 Other liabilities   ―
Interest rate swap contracts  Other assets   31 Other liabilities   ―
Total derivatives designated as          
 hedging instruments    $ 441   $ 6
            
Derivatives not designated as hedging instruments        
Foreign currency forward/option contracts  Other current assets $ 118 Other current liabilities $ 62
Foreign currency forward/option contracts Other assets   1 Other liabilities   1
Commodity price swap contracts  Other current assets   1 Other current liabilities   4
Total derivatives not designated as          
 hedging instruments    $ 120   $ 67
            
Total derivative instruments    $ 561   $ 73
            
December 31, 2014          
(Millions)Assets Liabilities
Fair Value of Derivative Instruments Location Amount Location Amount
Derivatives designated as hedging instruments      
Foreign currency forward/option contracts Other current assets $ 116 Other current liabilities $ 2
Foreign currency forward/option contracts Other assets   47 Other liabilities   1
Commodity price swap contracts  Other current assets   ― Other current liabilities   4
Interest rate swap contracts  Other assets   27 Other liabilities   3
Total derivatives designated as          
 hedging instruments    $ 190   $ 10
            
Derivatives not designated as hedging instruments        
Foreign currency forward/option contracts  Other current assets $ 66 Other current liabilities $ 33
Total derivatives not designated as          
 hedging instruments    $ 66   $ 33
            
Total derivative instruments    $ 256   $ 43
Offsetting Assets
Offsetting of Financial Assets/Liabilities under Master Netting Agreements with Derivative Counterparties
March 31, 2015            
       Gross Amounts not Offset in the Consolidated Balance Sheet that are Subject to Master Netting Agreements   
(Millions)  Gross Amount of Derivative Assets Presented in the Consolidated Balance Sheet  Gross Amount of Eligible Offsetting Recognized Derivative Liabilities  Cash Collateral Received  Net Amount of Derivative Assets
Derivatives subject to master            
 netting agreements $ 561 $ 38 $ ― $ 523
Derivatives not subject to master            
 netting agreements   ―         ―
Total $ 561       $ 523

December 31, 2014            
       Gross Amounts not Offset in the Consolidated Balance Sheet that are Subject to Master Netting Agreements   
(Millions)  Gross Amount of Derivative Assets Presented in the Consolidated Balance Sheet  Gross Amount of Eligible Offsetting Recognized Derivative Liabilities  Cash Collateral Received  Net Amount of Derivative Assets
Derivatives subject to master            
 netting agreements $ 256 $ 20 $ ― $ 236
Derivatives not subject to master            
 netting agreements   ―         ―
Total $ 256       $ 236
Offsetting Liabilities
March 31, 2015            
       Gross Amounts not Offset in the Consolidated Balance Sheet that are Subject to Master Netting Agreements   
(Millions)  Gross Amount of Derivative Liabilities Presented in the Consolidated Balance Sheet  Gross Amount of Eligible Offsetting Recognized Derivative Assets  Cash Collateral Pledged  Net Amount of Derivative Liabilities
Derivatives subject to master            
 netting agreements $ 68 $ 38 $ ― $ 30
Derivatives not subject to master            
 netting agreements   5         5
Total $ 73       $ 35

December 31, 2014            
       Gross Amounts not Offset in the Consolidated Balance Sheet that are Subject to Master Netting Agreements   
(Millions)  Gross Amount of Derivative Liabilities Presented in the Consolidated Balance Sheet  Gross Amount of Eligible Offsetting Recognized Derivative Assets  Cash Collateral Pledged  Net Amount of Derivative Liabilities
Derivatives subject to master            
 netting agreements $ 36 $ 20 $ ― $ 16
Derivatives not subject to master            
 netting agreements   7         7
Total $ 43       $ 23