v3.26.1
Equity - Schedule of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance $ 26,535  
Ending balance 31,198  
Foreign Currency Translation    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance (1,149) $ (2,390)
Other comprehensive income (loss) 50 566
Ending balance (1,099) (1,824)
Retirement Benefit Plans    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance (1,987) (2,179)
Other comprehensive income (loss) (2) (3)
Ending balance (1,989) (2,182)
Other    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance 255 246
Other comprehensive income (loss) (1) (16)
Ending balance 254 230
Accumulated Other Comprehensive Loss    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance (2,880) (4,322)
Other comprehensive income (loss) 47 547
Ending balance $ (2,833) $ (3,775)