v3.25.4
Shareholders' Equity - Schedule of Changes in Capital Stock (Details) - USD ($)
shares in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Share Repurchase Program [Roll Forward]      
Beginning balance (in shares) 1,800    
Beginning balance $ 11,070 $ 11,868 $ 12,275
Beginning balance (in shares) (987)    
Shares issued to benefit plans and for option exercises $ 319 340 253
Other, net [1] $ (128) $ (100) (121)
Ending balance (in shares) 1,800 1,800  
Ending balance $ 12,307 $ 11,070 $ 11,868
Ending balance (in shares) (992) (987)  
Common stock      
Share Repurchase Program [Roll Forward]      
Beginning balance (in shares) 1,841 1,831 1,820
Beginning balance $ 921 $ 916 $ 910
Shares issued to benefit plans and for option exercises (in shares) 8 10 11
Shares issued to benefit plans and for option exercises $ 3 $ 5 $ 6
Ending balance (in shares) 1,849 1,841 1,831
Ending balance $ 924 $ 921 $ 916
Treasury stock      
Share Repurchase Program [Roll Forward]      
Beginning balance $ (20,882) $ (20,637) $ (20,532)
Beginning balance (in shares) (987) (980) (977)
Shares purchased for treasury net (in shares) (3) (4)  
Shares purchased for treasury, net $ (163) $ (163)  
Other, net (in shares) (2) (3) (3)
Other, net [1] $ (98) $ (82) $ (105)
Ending balance $ (21,143) $ (20,882) $ (20,637)
Ending balance (in shares) (992) (987) (980)
[1] Treasury stock includes the deemed surrender to the Company of common stock to satisfy employee tax withholding obligations.