Quarterly report pursuant to Section 13 or 15(d)

Roll-forward of Common Stock, Additional Paid-in Capital, Retained Earnings Accounts and Noncontrolling Interest (Detail)

v3.19.3
Roll-forward of Common Stock, Additional Paid-in Capital, Retained Earnings Accounts and Noncontrolling Interest (Detail) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Dec. 31, 2017
Stockholders Equity Note [Roll Forward]            
Balance at beginning of period     $ 3,021      
Net income attributable to common shareowners $ 1,750 $ 1,508 4,546 $ 4,338    
Balance at end of period $ 5,558   $ 5,558      
Common stock, cash paid for dividends, per share $ 0.96 $ 0.91 $ 2.88 $ 2.73    
Non-Controlling Minority Interest            
Balance at beginning of period $ 18 $ 28 $ 16 $ 30    
Change in non-controlling minority interest (2) 0 0 (2)    
Balance at end of period $ 16 28 $ 16 28    
Class A common stock            
Stockholders Equity Note [Roll Forward]            
Balance at end of period, shares 157   157      
Class B common stock            
Stockholders Equity Note [Roll Forward]            
Balance at end of period, shares 701   701      
Common Stock | Class A common stock            
Stockholders Equity Note [Roll Forward]            
Balance at beginning of period $ 2 $ 2 $ 2 $ 2    
Balance at beginning of period, shares 161 168 163 173    
Common stock purchases $ 0 $ 0 $ 0    
Common stock purchases, shares (1) (1) (3) (3)    
Stock award plans $ 0 $ 0 $ 0 $ 0    
Stock award plans, shares 0 1 4 4    
Common stock issuances $ 0 $ 0 $ 0 $ 0    
Common stock issuances, shares 1 1 2 3    
Conversions of class A to class B common stock $ 0 $ 0 $ 0 $ 0    
Conversions of Class A to Class B common stock, shares 4 4 (9) (12)    
Balance at end of period $ 2 $ 2 $ 2 $ 2    
Balance at end of period, shares 157 165 157 165    
Common Stock | Class B common stock            
Stockholders Equity Note [Roll Forward]            
Balance at beginning of period $ 7 $ 7 $ 7 $ 7    
Balance at beginning of period, shares 698 693 696 687    
Common stock purchases $ 0 $ 0 $ 0 $ 0    
Common stock purchases, shares (1) (2) (4) (4)    
Conversions of class A to class B common stock $ 0 $ 0 $ 0 $ 0    
Conversions of Class A to Class B common stock, shares (4) (4) (9) (12)    
Balance at end of period $ 7 $ 7 $ 7 $ 7    
Balance at end of period, shares 701 695 701 695    
Additional Paid-In Capital            
Stockholders Equity Note [Roll Forward]            
Balance at beginning of period $ 102 $ 0 $ 0 $ 0    
Common stock purchases (251) (249) (753) (632)    
Stock award plans 202 137 584 307    
Common stock issuances 56 80 277 312    
Option premiums received (paid) 20 32 21 13    
Balance at end of period 129 0 129 0    
Retained Earnings            
Stockholders Equity Note [Roll Forward]            
Balance at beginning of period 9,109 7,665 8,006 5,852    
Common stock purchases 0 4 0 (124)    
Net income attributable to common shareowners 1,750 1,508 4,546 4,338    
Balance at end of period 10,037 8,377 10,037 8,377    
Dividends ($0.96 and $0.91 per share) (1) (825) (784) (2,518) (2,408)    
Reclassification from AOCI pursuant to the early adoption of ASU 2018-02         $ 0 $ 735
Other $ 3 $ (16) $ 3 $ (16)