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Derivatives And Hedging Activities Narrative (Details)
€ in Millions, $ in Millions
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2015
USD ($)
Jun. 30, 2014
USD ($)
Jun. 30, 2015
USD ($)
Jun. 30, 2014
USD ($)
Jun. 30, 2017
USD ($)
Jun. 30, 2016
USD ($)
Mar. 10, 2015
EUR (€)
Derivative [Line Items]              
Net derivative gains (losses) included in accumulated other comprehensive income, before tax $ (114)   $ (114)        
Net derivative gains (losses) included in accumulated other comprehensive income, after tax (84)   (84)        
Gain (Loss) on Net Investment Hedge, Net of Tax (19)   (21)        
Amount of Ineffectiveness on Net Investment Hedges     0        
Net investment hedge gains (losses) included in accumulated other comprehensive income (21)   (21)        
Scenario, Forecast | Cost of Sales              
Derivative [Line Items]              
Loss Reclassified from Accumulated OCI into Income (Effective Portion)         $ (31) $ (83)  
Designated as Hedging Instrument              
Derivative [Line Items]              
Loss Reclassified from Accumulated OCI into Income (Effective Portion) $ (26) $ (2) $ (50) $ (2)      
Net Investment Hedging | Euro-Denominated Senior Notes, 1.500% Due 2025 | Designated as Hedging Instrument | Notes Payable, Other Payables              
Derivative [Line Items]              
Debt Instrument designated as net investment hedge | €             € 700