Annual report pursuant to Section 13 and 15(d)

SHAREOWNERS' EQUITY - Additional Information (Detail)

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SHAREOWNERS' EQUITY - Additional Information (Detail)
 12 Months Ended
Dec. 31, 2019
USD ($)
Classes_of_Common_Stock
Vote
$ / shares
shares
Dec. 31, 2018
USD ($)
shares
Dec. 31, 2017
USD ($)
shares
May 31, 2016
USD ($)
Stockholders Equity Note [Line Items]        
Classes of common stock | Classes_of_Common_Stock 2      
Preferred stock, shares authorized 200,000,000      
Preferred stock, par value | $ / shares $ 0.01      
Preferred stock, issued 0      
Common stock purchases, Shares 9,100,000 8,900,000 16,100,000  
Total of class A and class B common stock, repurchased, value | $ $ 1,005,000,000.000 $ 1,000,000,000.000 $ 1,816,000,000  
Share repurchase authorized amount | $       $ 8,000,000,000.0
Share repurchase authorization remaining | $ $ 2,334,000,000      
Shares outstanding (shares) 1,498,000      
Settled Options        
Stockholders Equity Note [Line Items]        
Option Premiums Received (Paid) | $ $ 21,000,000 $ 34,000,000 $ 54,000,000  
Shares outstanding (shares) 0      
Class A Common Stock:        
Stockholders Equity Note [Line Items]        
Votes per common share | Vote 10      
Common stock, par value | $ / shares $ 0.01      
Common stock, shares authorized 4,600,000,000      
Class B Common Stock:        
Stockholders Equity Note [Line Items]        
Votes per common share | Vote 1      
Common stock, par value | $ / shares $ 0.01      
Common stock, shares authorized 5,600,000,000