v3.2.0.727
Derivatives And Hedging Activities Effect of Derivative Instruments in Consolidated Statement of Operations (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2017
Jun. 30, 2016
Scenario, Forecast | Cost of Sales            
Derivative Instruments, Gain (Loss) [Line Items]            
Loss Reclassified from Accumulated OCI into Income (Effective Portion)         $ (31) $ (83)
Designated as Hedging Instrument            
Derivative Instruments, Gain (Loss) [Line Items]            
Derivative Instruments, Loss Recognized in Other Comprehensive Income (Loss), Effective Portion $ (32)   $ (64)      
Derivative Instruments, Gain Recognized in Other Comprehensive Income (Loss), Effective Portion   $ 47   $ 6    
Loss Reclassified from Accumulated OCI into Income (Effective Portion) (26) (2) (50) (2)    
Derivative Instruments, Gain Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing 0 0 0 0    
Designated as Hedging Instrument | Commodity derivatives            
Derivative Instruments, Gain (Loss) [Line Items]            
Derivative Instruments, Loss Recognized in Other Comprehensive Income (Loss), Effective Portion (11)   (25) (6)    
Derivative Instruments, Gain Recognized in Other Comprehensive Income (Loss), Effective Portion   19        
Loss Reclassified from Accumulated OCI into Income (Effective Portion) (8) (6) (18) (10)    
Derivative Instruments, Gain Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing 0 0 0 0    
Designated as Hedging Instrument | Foreign currency derivatives            
Derivative Instruments, Gain (Loss) [Line Items]            
Derivative Instruments, Loss Recognized in Other Comprehensive Income (Loss), Effective Portion (21)   (39)      
Derivative Instruments, Gain Recognized in Other Comprehensive Income (Loss), Effective Portion   28   12    
Loss Reclassified from Accumulated OCI into Income (Effective Portion) (18)   (32)      
Gain Reclassified from Accumulated OCI into Income, Effective Portion   4   8    
Derivative Instruments, Gain Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing 0 0 0 0    
Not Designated as Hedging Instrument            
Derivative Instruments, Gain (Loss) [Line Items]            
Derivative, Loss on Derivative (7) (1) (8)      
Derivative, Loss on Derivative       0    
Not Designated as Hedging Instrument | Commodity derivatives            
Derivative Instruments, Gain (Loss) [Line Items]            
Derivative, Loss on Derivative (3) 0 (3)      
Derivative, Loss on Derivative       0    
Not Designated as Hedging Instrument | Foreign currency derivatives            
Derivative Instruments, Gain (Loss) [Line Items]            
Derivative, Loss on Derivative $ (4) $ (1) $ (5)      
Derivative, Loss on Derivative       $ 0