v3.26.1
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 1,626       1,626  
Other comprehensive income/(loss) 3 [2]         3
Conversion, stock option exercises, forfeitures, ESPP, and other (in shares) [3]   200,000 300,000      
Conversion, stock option exercises, forfeitures, ESPP, and other [3] $ 65   $ 24 41    
Share repurchase programs (Note 15) (in shares) (5,745,601)   (5,700,000)      
Share repurchase programs (Note 15) $ (1,741)   $ (1,441) (300)    
Dividends declared (804)       (804)  
Ending balance (in shares) at Mar. 31, 2025   1,113,200,000        
Ending balance (in shares) at Mar. 31, 2025     (514,200,000)      
Ending balance at Mar. 31, 2025 $ 16,039 $ 2,783 $ (57,549) 5,075 66,450 (720)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Share repurchase programs (Note 15) (in shares) (6,100,000)          
Ending balance (in shares) at Mar. 31, 2026 593,675,922 1,113,400,000        
Ending balance (in shares) at Mar. 31, 2026     (519,700,000)      
Ending balance at Mar. 31, 2026 $ 19,418 $ 2,783 $ (58,844) 5,621 70,411 (553)
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 1,701       1,701  
Other comprehensive income/(loss) 38 [2]         38
Conversion, stock option exercises, forfeitures, ESPP, and other (in shares) [3]   200,000 200,000      
Conversion, stock option exercises, forfeitures, ESPP, and other [3] $ 31   $ (1) 32    
Share repurchase programs (Note 15) (in shares) 0          
Share repurchase programs (Note 15) $ 0          
Dividends declared $ (819)       (819)  
Ending balance (in shares) at Mar. 31, 2026 593,675,922 1,113,400,000        
Ending balance (in shares) at Mar. 31, 2026     (519,700,000)      
Ending balance at Mar. 31, 2026 $ 19,418 $ 2,783 $ (58,844) $ 5,621 $ 70,411 $ (553)
[1] AOCI = accumulated other comprehensive income/loss (Note 8)
[2] Net of deferred taxes of ($0.1) million and ($0.2) million during the three months ended March 31, 2026 and 2025, respectively.
[3] ESPP = employee stock purchase plan