v3.26.3
Goodwill and Intangible Assets (Goodwill) (Details)
$ in Millions
 9 Months Ended
Sep. 30, 2026
USD ($)
Goodwill [Roll Forward]  
Beginning Balance $ 53,343
Acquisitions and Divestitures (193)
Foreign Currency Translation and Other (181)
Ending Balance 52,969
Operating segments  
Goodwill [Roll Forward]  
Beginning Balance 53,326
Acquisitions and Divestitures (193)
Foreign Currency Translation and Other (181)
Ending Balance 52,952
Eliminations and other  
Goodwill [Roll Forward]  
Beginning Balance 17
Acquisitions and Divestitures 0
Foreign Currency Translation and Other 0
Ending Balance 17
Collins Aerospace | Operating segments  
Goodwill [Roll Forward]  
Beginning Balance 32,776
Acquisitions and Divestitures 0
Foreign Currency Translation and Other (182)
Ending Balance 32,594
Pratt & Whitney | Operating segments  
Goodwill [Roll Forward]  
Beginning Balance 1,563
Acquisitions and Divestitures 14
Foreign Currency Translation and Other 0
Ending Balance 1,577
Raytheon | Operating segments  
Goodwill [Roll Forward]  
Beginning Balance 18,987
Acquisitions and Divestitures (207)
Foreign Currency Translation and Other 1
Ending Balance $ 18,781