Annual report [Section 13 and 15(d), not S-K Item 405]

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

v3.25.4
GOODWILL AND INTANGIBLE ASSETS - Summary of Intangible Assets (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 9,202 $ 7,621
Accumulated Amortization (5,186) (4,561)
Net Carrying Value $ 4,016 3,060
Weighted-Average Amortization Period (in years) 8 years 7 months 6 days  
Indefinite-lived intangible assets $ 5 4
Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract]    
Indefinite-lived intangible assets 5 4
Intangible Assets, Net (Excluding Goodwill) [Abstract]    
Gross Carrying Amount 9,207 7,625
Accumulated Amortization (5,186) (4,561)
Intangible Assets, Net 4,021 3,064
Capitalized software    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 6,810 6,088
Accumulated Amortization (4,593) (4,159)
Net Carrying Value $ 2,217 1,929
Weighted-Average Amortization Period (in years) 6 years 10 months 24 days  
Intangible Assets, Net (Excluding Goodwill) [Abstract]    
Accumulated Amortization $ (4,593) (4,159)
Customer relationships    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 1,438 677
Accumulated Amortization (293) (206)
Net Carrying Value $ 1,145 471
Weighted-Average Amortization Period (in years) 14 years 3 months 18 days  
Intangible Assets, Net (Excluding Goodwill) [Abstract]    
Accumulated Amortization $ (293) (206)
Trademarks, patents and other    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 368 369
Accumulated Amortization (154) (103)
Net Carrying Value $ 214 266
Weighted-Average Amortization Period (in years) 7 years 7 months 6 days  
Intangible Assets, Net (Excluding Goodwill) [Abstract]    
Accumulated Amortization $ (154) (103)
Licenses    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 88 30
Accumulated Amortization (39) (12)
Net Carrying Value $ 49 18
Weighted-Average Amortization Period (in years) 3 years 4 months 24 days  
Intangible Assets, Net (Excluding Goodwill) [Abstract]    
Accumulated Amortization $ (39) (12)
Franchise rights    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 382 348
Accumulated Amortization (68) (55)
Net Carrying Value $ 314 293
Weighted-Average Amortization Period (in years) 20 years  
Intangible Assets, Net (Excluding Goodwill) [Abstract]    
Accumulated Amortization $ (68) (55)
Trade name    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 116 109
Accumulated Amortization (39) (26)
Net Carrying Value $ 77 83
Weighted-Average Amortization Period (in years) 9 years 6 months  
Intangible Assets, Net (Excluding Goodwill) [Abstract]    
Accumulated Amortization $ (39) $ (26)