v3.26.3
Condensed Consolidated Statements of Changes in Common Shareholders' Equity (Unaudited) - USD ($)
$ in Millions
Total
Common shares
Treasury shares
Paid-in-surplus
Retained earnings
AOCI
 [1]
Beginning balance (in shares) at Dec. 31, 2024   1,113,000,000        
Beginning balance (in shares) at Dec. 31, 2024     (508,800,000)      
Beginning balance at Dec. 31, 2024 $ 16,890 $ 2,783 $ (56,132) $ 5,334 $ 65,628 $ (723)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 5,290       5,290  
Other comprehensive income/(loss) 51 [2]         51
Conversion, stock option exercises, forfeitures, ESPP, and other (in shares) [3]   200,000 700,000      
Conversion, stock option exercises, forfeitures, ESPP, and other [3] $ 184   $ 53 131    
Share repurchase programs (Note 16) (in shares) (11,857,159)   (11,900,000)      
Share repurchase programs (Note 16) $ (2,694)   $ (2,777) 83    
Dividends declared (2,417)       (2,417)  
Ending balance (in shares) at Sep. 30, 2025   1,113,200,000        
Ending balance (in shares) at Sep. 30, 2025     (520,000,000.0)      
Ending balance at Sep. 30, 2025 17,304 $ 2,783 $ (58,856) 5,548 68,501 (672)
Beginning balance (in shares) at Jun. 30, 2025   1,113,200,000        
Beginning balance (in shares) at Jun. 30, 2025     (520,200,000)      
Beginning balance at Jun. 30, 2025 16,258 $ 2,783 $ (58,870) 5,505 67,532 (692)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 1,788       1,788  
Other comprehensive income/(loss) 20 [4]         20
Conversion, stock option exercises, forfeitures, ESPP, and other (in shares) [3]     200,000      
Conversion, stock option exercises, forfeitures, ESPP, and other [3] $ 57   $ 14 43    
Share repurchase programs (Note 16) (in shares) 0          
Share repurchase programs (Note 16) $ 0          
Dividends declared (819)       (819)  
Ending balance (in shares) at Sep. 30, 2025   1,113,200,000        
Ending balance (in shares) at Sep. 30, 2025     (520,000,000.0)      
Ending balance at Sep. 30, 2025 $ 17,304 $ 2,783 $ (58,856) 5,548 68,501 (672)
Beginning balance (in shares) at Dec. 31, 2025 593,245,884 1,113,200,000        
Beginning balance (in shares) at Dec. 31, 2025     (519,900,000)      
Beginning balance at Dec. 31, 2025 $ 18,467 $ 2,783 $ (58,843) 5,589 69,529 (591)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 5,770       5,770  
Other comprehensive income/(loss) 52 [2]         52
Conversion, stock option exercises, forfeitures, ESPP, and other (in shares) [3]   200,000 800,000      
Conversion, stock option exercises, forfeitures, ESPP, and other [3] $ 212   $ 58 154    
Share repurchase programs (Note 16) (in shares) 0          
Share repurchase programs (Note 16) $ 0          
Dividends declared $ (2,483)       (2,483)  
Ending balance (in shares) at Sep. 30, 2026 594,223,957 1,113,400,000        
Ending balance (in shares) at Sep. 30, 2026     (519,100,000)      
Ending balance at Sep. 30, 2026 $ 22,018 $ 2,783 $ (58,785) 5,743 72,816 (539)
Beginning balance (in shares) at Jun. 30, 2026   1,113,400,000        
Beginning balance (in shares) at Jun. 30, 2026     (519,400,000)      
Beginning balance at Jun. 30, 2026 20,673 $ 2,783 $ (58,815) 5,677 71,584 (556)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 2,076       2,076  
Other comprehensive income/(loss) 17 [4]         17
Conversion, stock option exercises, forfeitures, ESPP, and other (in shares) [3]     300,000      
Conversion, stock option exercises, forfeitures, ESPP, and other [3] $ 96   $ 30 66    
Share repurchase programs (Note 16) (in shares) 0          
Share repurchase programs (Note 16) $ 0          
Dividends declared $ (844)       (844)  
Ending balance (in shares) at Sep. 30, 2026 594,223,957 1,113,400,000        
Ending balance (in shares) at Sep. 30, 2026     (519,100,000)      
Ending balance at Sep. 30, 2026 $ 22,018 $ 2,783 $ (58,785) $ 5,743 $ 72,816 $ (539)
[1] AOCI = accumulated other comprehensive income/loss (Note 9)
[2] Net of deferred taxes of ($0.6) million and ($1.8) million during the nine months ended September 30, 2026 and 2025, respectively.
[3] ESPP = employee stock purchase plan
[4] Net of deferred taxes of ($0.5) million and $0.1 million during the three months ended September 30, 2026 and 2025, respectively.