v3.26.3
Equity - Narrative (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 1 Months Ended 3 Months Ended 9 Months Ended
Nov. 03, 2026
Oct. 29, 2026
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Class of Stock [Line Items]              
Common stock, par value (in dollars per share)     $ 2.50   $ 2.50   $ 2.50
Aggregate repurchases of common stock     $ 532 $ 1,246 $ 1,704 $ 5,302  
Dividends declared, common stock (in dollars per share)     $ 0.50 $ 0.45 $ 1.45 $ 1.30  
Subsequent event              
Class of Stock [Line Items]              
Remaining authorized repurchase amount   $ 2,100          
Shares purchased (in shares)   1          
Aggregate repurchases of common stock   $ 88          
Dividends declared, common stock (in dollars per share) $ 0.50