Quarterly report pursuant to Section 13 or 15(d)

SHAREOWNERS' EQUITY - Additional Information (Detail)

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SHAREOWNERS' EQUITY - Additional Information (Detail)
$ / shares in Units, $ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2015
USD ($)
Vote
Classes_of_Common_Stock
$ / shares
shares
Sep. 30, 2015
USD ($)
Vote
$ / shares
shares
Sep. 30, 2014
USD ($)
shares
Feb. 14, 2013
USD ($)
Stockholders Equity Note [Line Items]        
Classes of Common Stock, Number | Classes_of_Common_Stock 2      
Preferred stock, shares authorized 200,000,000 200,000,000    
Preferred stock, par value | $ / shares $ 0.01 $ 0.01    
Preferred stock, issued 0 0    
Total of Class A and Class B common stock, repurchased, value | $   $ 2,035 $ 2,042  
Common stock authorized for purchase, amount | $       $ 10,000
Stock Repurchase Program, Remaining Authorized Repurchase Amount | $ $ 2,117 $ 2,117    
Common stock purchases   20,200,000 20,600,000  
Noncontrolling Interest, Period Increase (Decrease) | $   $ 2 $ 3  
Class A common stock        
Stockholders Equity Note [Line Items]        
Votes per common share | Vote 10 10    
Common stock, par value | $ / shares $ 0.01 $ 0.01    
Common stock, shares authorized 4,600,000,000 4,600,000,000    
Total of Class A and Class B common stock, repurchased, value | $   $ 0 $ 0  
Common stock purchases   3,000,000 4,000,000  
Class B common stock        
Stockholders Equity Note [Line Items]        
Votes per common share | Vote 1 1    
Common stock, par value | $ / shares $ 0.01 $ 0.01    
Common stock, shares authorized 5,600,000,000 5,600,000,000    
Total of Class A and Class B common stock, repurchased, value | $   $ 0 $ 0  
Common stock purchases   17,000,000 17,000,000  
Options Held [Member]        
Stockholders Equity Note [Line Items]        
Option premiums received (paid) | $   $ 69 $ (53)  
Option Indexed to Issuer's Equity, Shares     2,600,000  
Forward Contract Indexed to Issuer's Equity, Forward Rate Per Share | $ / shares   $ 88.49    
accelerated share repurchase program [Domain]        
Stockholders Equity Note [Line Items]        
Total of Class A and Class B common stock, repurchased, value | $ $ 400      
Common stock purchases 3,900,000