v2.4.0.8
Fair Values of Derivative Instruments (Detail) (USD $)
In Millions, unless otherwise specified
Jun. 30, 2014
Jun. 30, 2013
Short-term Investments
   
Derivatives, Fair Value [Line Items]    
Derivative Assets $ 244 $ 247
Net amount, assets 22 33
Short-term Investments | Eligible for Offsetting
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 99 105
Gross amounts offset in the balance sheet, assets (77) (72)
Net amounts presented in the balance sheet, assets 22 33
Gross amounts not offset in the balance sheet, assets 0 0
Short-term Investments | Non-designated Hedge Derivatives
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 243 238
Short-term Investments | Non-designated Hedge Derivatives | Foreign Exchange Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 10 41
Short-term Investments | Non-designated Hedge Derivatives | Equity Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 177 157
Short-term Investments | Non-designated Hedge Derivatives | Interest Rate Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 17 18
Short-term Investments | Non-designated Hedge Derivatives | Credit Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 24 19
Short-term Investments | Non-designated Hedge Derivatives | Commodity Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 15 3
Short-term Investments | Designated Hedge Derivatives
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 1 9
Short-term Investments | Designated Hedge Derivatives | Foreign Exchange Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 1 9
Short-term Investments | Designated Hedge Derivatives | Equity Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 0 0
Other Current Assets
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 109 254
Net amount, assets 38 245
Other Current Assets | Eligible for Offsetting
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 109 254
Gross amounts offset in the balance sheet, assets (71) (9)
Net amounts presented in the balance sheet, assets 38 245
Gross amounts not offset in the balance sheet, assets 0 0
Other Current Assets | Non-designated Hedge Derivatives
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 39 87
Other Current Assets | Non-designated Hedge Derivatives | Foreign Exchange Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 39 87
Other Current Assets | Non-designated Hedge Derivatives | Equity Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 0 0
Other Current Assets | Non-designated Hedge Derivatives | Interest Rate Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 0 0
Other Current Assets | Non-designated Hedge Derivatives | Credit Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 0 0
Other Current Assets | Non-designated Hedge Derivatives | Commodity Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 0 0
Other Current Assets | Designated Hedge Derivatives
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 70 167
Other Current Assets | Designated Hedge Derivatives | Foreign Exchange Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 70 167
Other Current Assets | Designated Hedge Derivatives | Equity Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 0 0
Equity and Other Investments
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 7  
Net amount, assets 0  
Equity and Other Investments | Eligible for Offsetting
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 7  
Gross amounts offset in the balance sheet, assets (7)  
Net amounts presented in the balance sheet, assets 0  
Gross amounts not offset in the balance sheet, assets 0  
Equity and Other Investments | Non-designated Hedge Derivatives
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 0  
Equity and Other Investments | Non-designated Hedge Derivatives | Foreign Exchange Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 0  
Equity and Other Investments | Non-designated Hedge Derivatives | Equity Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 0  
Equity and Other Investments | Non-designated Hedge Derivatives | Interest Rate Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 0  
Equity and Other Investments | Non-designated Hedge Derivatives | Credit Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 0  
Equity and Other Investments | Non-designated Hedge Derivatives | Commodity Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 0  
Equity and Other Investments | Designated Hedge Derivatives
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 7  
Equity and Other Investments | Designated Hedge Derivatives | Foreign Exchange Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 0  
Equity and Other Investments | Designated Hedge Derivatives | Equity Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Assets 7  
Other Current Liabilities
   
Derivatives, Fair Value [Line Items]    
Derivative Liabilities (284) (135)
Net amount, liabilities (129) (17)
Other Current Liabilities | Eligible for Offsetting
   
Derivatives, Fair Value [Line Items]    
Derivative Liabilities (284) (97)
Gross amounts offset in the balance sheet, liabilities 155 80
Net amounts presented in the balance sheet, liabilities (129) (17)
Gross amounts not offset in the balance sheet, liabilities 0 0
Other Current Liabilities | Non-designated Hedge Derivatives
   
Derivatives, Fair Value [Line Items]    
Derivative Liabilities (144) (135)
Other Current Liabilities | Non-designated Hedge Derivatives | Foreign Exchange Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Liabilities (97) (63)
Other Current Liabilities | Non-designated Hedge Derivatives | Equity Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Liabilities (21) (9)
Other Current Liabilities | Non-designated Hedge Derivatives | Interest Rate Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Liabilities (12) (45)
Other Current Liabilities | Non-designated Hedge Derivatives | Credit Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Liabilities (13) (17)
Other Current Liabilities | Non-designated Hedge Derivatives | Commodity Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Liabilities (1) (1)
Other Current Liabilities | Designated Hedge Derivatives
   
Derivatives, Fair Value [Line Items]    
Derivative Liabilities (140) 0
Other Current Liabilities | Designated Hedge Derivatives | Foreign Exchange Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Liabilities (15) 0
Other Current Liabilities | Designated Hedge Derivatives | Equity Contracts
   
Derivatives, Fair Value [Line Items]    
Derivative Liabilities $ (125) $ 0