v3.26.3
Goodwill and Other Intangible Assets - Components of Goodwill (Details)
$ in Millions
9 Months Ended
Sep. 30, 2026
USD ($)
Goodwill [Roll Forward]  
Goodwill, gross, beginning balance $ 10,211
Accumulated impairment losses, beginning balance (1,273)
Goodwill, net, beginning balance 8,938
Goodwill acquired 880
Goodwill disposals (9)
Foreign exchange (31)
Goodwill, gross, ending balance 11,051
Accumulated impairment losses, ending balance (1,273)
Goodwill, net, ending balance 9,778
HWC [Member]  
Goodwill [Roll Forward]  
Goodwill, gross, beginning balance 7,317
Accumulated impairment losses, beginning balance (911)
Goodwill, net, beginning balance 6,406
Goodwill acquired 534
Goodwill disposals (9)
Foreign exchange (12)
Goodwill, gross, ending balance 7,830
Accumulated impairment losses, ending balance (911)
Goodwill, net, ending balance 6,919
R&B [Member]  
Goodwill [Roll Forward]  
Goodwill, gross, beginning balance 2,894
Accumulated impairment losses, beginning balance (362)
Goodwill, net, beginning balance 2,532
Goodwill acquired 346
Goodwill disposals 0
Foreign exchange (19)
Goodwill, gross, ending balance 3,221
Accumulated impairment losses, ending balance (362)
Goodwill, net, ending balance $ 2,859