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)

v3.21.1
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
Mar. 31, 2021
Mar. 31, 2020
Stockholders Equity Note [Roll Forward]    
Balance at beginning of period $ 657  
Net income attributable to common shareowners 4,792 $ 965
Balance at end of period 7,147  
Non-Controlling Minority Interest    
Balance at beginning of period 12 16
Change in non-controlling minority interest 0 (2)
Balance at end of period $ 12 $ 14
Common stock, cash paid for dividends, per share $ 1.02 $ 1.01
Dividends, common stock $ 80 $ 93
Class A common stock    
Stockholders Equity Note [Roll Forward]    
Balance at beginning of period, shares 147  
Balance at end of period, shares 148  
Class B common stock    
Stockholders Equity Note [Roll Forward]    
Balance at beginning of period, shares 718  
Balance at end of period, shares 722  
Common Stock | Class A common stock    
Stockholders Equity Note [Roll Forward]    
Balance at beginning of period $ 2 $ 2
Balance at beginning of period, shares 147 156
Common stock purchases $ 0 $ 0
Common stock purchases, shares 0 0
Stock award plans $ 0 $ 0
Stock award plans, shares 4 4
Common stock issuances $ 0 $ 0
Common stock issuances, shares 1 2
Conversions of class A to class B common stock $ 0 $ 0
Conversions of Class A to Class B common stock, shares 4 4
Balance at end of period $ 2 $ 2
Balance at end of period, shares 148 158
Common Stock | Class B common stock    
Stockholders Equity Note [Roll Forward]    
Balance at beginning of period $ 7 $ 7
Balance at beginning of period, shares 718 701
Common stock purchases $ 0 $ 0
Common stock purchases, shares 0 (2)
Conversions of class A to class B common stock $ 0 $ 0
Conversions of Class A to Class B common stock, shares (4) (4)
Balance at end of period $ 7 $ 7
Balance at end of period, shares 722 703
Additional Paid-In Capital    
Stockholders Equity Note [Roll Forward]    
Balance at beginning of period $ 865 $ 150
Common stock purchases 0 (217)
Stock award plans 30 (67)
Common stock issuances 154 163
Balance at end of period 1,049 29
Retained Earnings    
Stockholders Equity Note [Roll Forward]    
Balance at beginning of period 6,896 9,105
Net income attributable to common shareowners 4,792 965
Balance at end of period 10,748 9,137
Dividends ($1.02 and $1.01 per share) (1) (938) (933)
Other $ (2) $ 0