v3.26.1
Goodwill and Other Intangible Assets - Components of Goodwill (Details)
$ in Millions
 6 Months Ended
Jun. 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 820
Foreign exchange (23)
Goodwill, gross, ending balance 11,008
Accumulated impairment losses, ending balance (1,273)
Goodwill, net, ending balance 9,735
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 474
Foreign exchange (10)
Goodwill, gross, ending balance 7,781
Accumulated impairment losses, ending balance (911)
Goodwill, net, ending balance 6,870
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
Foreign exchange (13)
Goodwill, gross, ending balance 3,227
Accumulated impairment losses, ending balance (362)
Goodwill, net, ending balance $ 2,865