v3.25.4
Capital Stock (Narrative) (Details)
$ / shares in Units, $ in Millions
 12 Months Ended
Dec. 31, 2025
USD ($)
class_of_stock
$ / shares
shares
Dec. 31, 2024
USD ($)
$ / shares
shares
Dec. 31, 2023
USD ($)
Capital Stock [Line Items]      
Common and Preferred Stock, shares authorized (in shares) | shares 1,000,500,000    
Classes of common stock | class_of_stock 2    
Preferred stock, shares authorized | shares 500,000    
Preferred stock, par per share | $ / shares $ 1    
Common stock, authorized (in shares) | shares 1,000,000,000    
Common stock, par value (in dollars per share) | $ / shares $ 0.10 $ 0.10  
Preferred stock, outstanding (in shares) | shares 0    
Remaining shares authorized to be repurchased $ 1,033    
Capital shares reserved for future issuance | shares 31,000,000 18,000,000  
Aggregate intrinsic value of options exercised $ 260 $ 362 $ 318
Options exercised during period, exercise price range, lower range limit | $ / shares $ 96.64    
Options exercised during period, exercise price range, upper range limit | $ / shares $ 392.39    
Compensation cost not yet recognized $ 160    
Compensation cost not yet recognized, period for recognized 1 year 6 months    
Restricted Stock Units (RSUs)      
Capital Stock [Line Items]      
Compensation cost not yet recognized $ 100    
Compensation cost not yet recognized, period for recognized 1 year    
Weighted average grant date fair value, Granted (in dollars per share) | $ / shares $ 385.68 $ 332.64  
Shares vested during the period $ 91    
Performance Stock Units (PSUs)      
Capital Stock [Line Items]      
Compensation cost not yet recognized $ 26    
Compensation cost not yet recognized, period for recognized 1 year    
Weighted average grant date fair value, Granted (in dollars per share) | $ / shares $ 334.24    
Shares vested during the period $ 26    
Employee Stock Purchase Plans      
Capital Stock [Line Items]      
Percentage of closing stock price under ESPP 95.00%    
Shares issued under the ESPP | shares 178,090 173,708