Quarterly report [Sections 13 or 15(d)]

GOODWILL AND INTANGIBLE ASSETS - Summary of Intangible Assets (Details)

v3.26.1
GOODWILL AND INTANGIBLE ASSETS - Summary of Intangible Assets (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Intangible Asset, Finite-Lived [Line Items]    
Gross Carrying Amount $ 9,488 $ 9,202
Accumulated Amortization (5,539) (5,186)
Net Carrying Value 3,949 4,016
Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract]    
Indefinite-lived intangible assets 5 5
Intangible Asset, Excluding Goodwill, after Accumulated Amortization [Abstract]    
Gross Carrying Amount 9,493 9,207
Accumulated Amortization (5,539) (5,186)
Intangible Assets, Net 3,954 4,021
Capitalized software    
Intangible Asset, Finite-Lived [Line Items]    
Gross Carrying Amount 7,148 6,810
Accumulated Amortization (4,855) (4,593)
Net Carrying Value 2,293 2,217
Intangible Asset, Excluding Goodwill, after Accumulated Amortization [Abstract]    
Accumulated Amortization (4,855) (4,593)
Customer relationships    
Intangible Asset, Finite-Lived [Line Items]    
Gross Carrying Amount 1,390 1,438
Accumulated Amortization (337) (293)
Net Carrying Value 1,053 1,145
Intangible Asset, Excluding Goodwill, after Accumulated Amortization [Abstract]    
Accumulated Amortization (337) (293)
Trademarks, patents and other    
Intangible Asset, Finite-Lived [Line Items]    
Gross Carrying Amount 370 368
Accumulated Amortization (178) (154)
Net Carrying Value 192 214
Intangible Asset, Excluding Goodwill, after Accumulated Amortization [Abstract]    
Accumulated Amortization (178) (154)
Franchise rights    
Intangible Asset, Finite-Lived [Line Items]    
Gross Carrying Amount 378 382
Accumulated Amortization (73) (68)
Net Carrying Value 305 314
Intangible Asset, Excluding Goodwill, after Accumulated Amortization [Abstract]    
Accumulated Amortization (73) (68)
Trade name    
Intangible Asset, Finite-Lived [Line Items]    
Gross Carrying Amount 116 116
Accumulated Amortization (48) (39)
Net Carrying Value 68 77
Intangible Asset, Excluding Goodwill, after Accumulated Amortization [Abstract]    
Accumulated Amortization (48) (39)
Licenses    
Intangible Asset, Finite-Lived [Line Items]    
Gross Carrying Amount 86 88
Accumulated Amortization (48) (39)
Net Carrying Value 38 49
Intangible Asset, Excluding Goodwill, after Accumulated Amortization [Abstract]    
Accumulated Amortization $ (48) $ (39)