v3.26.1
Changes in Equity (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning Balance $ 64,487 $ 64,796
Net income (loss) 2,183 2,849
Other comprehensive income (loss) (117) 79
Dividends declared, ordinary (1,032) (998)
Repurchase of company common stock (1,006) (1,500)
Excise tax on share repurchases (7) (13)
Distributed under benefit plans 33 25
Other 0 0
Ending Balance $ 64,541 $ 65,238
Dividends declared, ordinary (in dollars per share) $ 0.84 $ 0.78
Par Value    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning Balance $ 23 $ 23
Ending Balance 23 23
Capital in Excess of Par    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning Balance 77,728 77,529
Distributed under benefit plans 33 25
Ending Balance 77,761 77,554
Treasury Stock    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning Balance (76,217) (71,152)
Repurchase of company common stock (1,006) (1,500)
Excise tax on share repurchases (7) (13)
Other (1) (1)
Ending Balance (77,231) (72,666)
Accum. Other Comprehensive Income (Loss)    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning Balance (5,911) (6,473)
Other comprehensive income (loss) (117) 79
Ending Balance (6,028) (6,394)
Retained Earnings    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning Balance 68,864 64,869
Net income (loss) 2,183 2,849
Dividends declared, ordinary (1,032) (998)
Other 1 1
Ending Balance $ 70,016 $ 66,721