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

DEBT AND FINANCING ARRANGEMENTS - Carrying Value of Debt Obligations (Details)

v3.25.4
DEBT AND FINANCING ARRANGEMENTS - Carrying Value of Debt Obligations (Details)
Dec. 31, 2025
USD ($)
Dec. 31, 2025
EUR (€)
Nov. 15, 2025
USD ($)
Nov. 15, 2025
EUR (€)
Apr. 01, 2025
USD ($)
Dec. 31, 2024
USD ($)
Debt Instrument [Line Items]            
Principal Value $ 24,367,000,000          
Finance lease obligations (see note 11) 781,000,000         $ 455,000,000
Total debt 24,127,000,000         21,284,000,000
Less: current maturities of long-term debt and finance leases (608,000,000)         (1,838,000,000)
Long-term debt and finance leases $ 23,519,000,000         19,446,000,000
5.500% notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 5.50% 5.50%        
5.125% notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 5.125% 5.125%        
Senior notes | 3.900% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 3.90% 3.90%     3.90%  
Principal Value $ 0          
Long-term debt $ 0       $ 1,000,000,000 1,000,000,000
Senior notes | 2.400% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 2.40% 2.40%        
Principal Value $ 500,000,000          
Long-term debt $ 500,000,000         499,000,000
Senior notes | 3.050% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 3.05% 3.05%        
Principal Value $ 1,000,000,000          
Long-term debt $ 998,000,000         997,000,000
Senior notes | 3.400% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 3.40% 3.40%        
Principal Value $ 750,000,000          
Long-term debt $ 748,000,000         748,000,000
Senior notes | 2.500% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 2.50% 2.50%        
Principal Value $ 400,000,000          
Long-term debt $ 399,000,000         398,000,000
Senior notes | 4.450% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 4.45% 4.45%        
Principal Value $ 750,000,000          
Long-term debt $ 747,000,000         746,000,000
Senior notes | 4.650% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 4.65% 4.65%        
Principal Value $ 500,000,000          
Long-term debt $ 498,000,000         0
Senior notes | 4.875% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 4.875% 4.875%        
Principal Value $ 900,000,000          
Long-term debt $ 896,000,000         895,000,000
Senior notes | 5.150% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 5.15% 5.15%        
Principal Value $ 900,000,000          
Long-term debt $ 894,000,000         894,000,000
Senior notes | 5.250% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 5.25% 5.25%        
Principal Value $ 1,250,000,000          
Long-term debt $ 1,240,000,000         0
Senior notes | 6.200% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 6.20% 6.20%        
Principal Value $ 1,500,000,000          
Long-term debt $ 1,487,000,000         1,486,000,000
Senior notes | 5.200% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 5.20% 5.20%        
Principal Value $ 500,000,000          
Long-term debt $ 495,000,000         495,000,000
Senior notes | 4.875% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 4.875% 4.875%        
Principal Value $ 500,000,000          
Long-term debt $ 492,000,000         492,000,000
Senior notes | 3.625% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 3.625% 3.625%        
Principal Value $ 375,000,000          
Long-term debt $ 369,000,000         369,000,000
Senior notes | 3.400% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 3.40% 3.40%        
Principal Value $ 500,000,000          
Long-term debt $ 493,000,000         492,000,000
Senior notes | 3.750% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 3.75% 3.75%        
Principal Value $ 1,150,000,000          
Long-term debt $ 1,138,000,000         1,138,000,000
Senior notes | 4.250% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 4.25% 4.25%        
Principal Value $ 750,000,000          
Long-term debt $ 744,000,000         743,000,000
Senior notes | 3.400% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 3.40% 3.40%        
Principal Value $ 700,000,000          
Long-term debt $ 689,000,000         689,000,000
Senior notes | 5.300% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 5.30% 5.30%        
Principal Value $ 1,250,000,000          
Long-term debt $ 1,232,000,000         1,232,000,000
Senior notes | 5.050% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 5.05% 5.05%        
Principal Value $ 1,100,000,000          
Long-term debt $ 1,083,000,000         1,083,000,000
Senior notes | 5.500% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 5.50% 5.50%        
Principal Value $ 1,100,000,000          
Long-term debt $ 1,087,000,000         1,087,000,000
Senior notes | 5.950% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 5.95% 5.95%        
Principal Value $ 1,250,000,000          
Long-term debt $ 1,232,000,000         0
Senior notes | 5.600% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 5.60% 5.60%        
Principal Value $ 600,000,000          
Long-term debt $ 590,000,000         590,000,000
Senior notes | 6.050% senior notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 6.05% 6.05%        
Principal Value $ 1,000,000,000          
Long-term debt 985,000,000         0
Senior notes | Floating-rate senior notes            
Debt Instrument [Line Items]            
Principal Value 1,884,000,000          
Long-term debt $ 1,863,000,000         1,755,000,000
Senior notes | 7.620% debentures            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 7.62% 7.62%        
Debentures | 7.620% debentures            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 7.62% 7.62%        
Principal Value $ 276,000,000          
Long-term debt $ 279,000,000         279,000,000
Pound Sterling notes | 5.500% notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 5.50% 5.50%        
Principal Value $ 90,000,000          
Long-term debt $ 89,000,000         83,000,000
Pound Sterling notes | 5.125% notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 5.125% 5.125%        
Principal Value $ 614,000,000          
Long-term debt $ 585,000,000         544,000,000
Euro Senior Notes | 1.625% notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 1.625% 1.625% 1.625% 1.625%    
Principal Value $ 0          
Long-term debt $ 0   $ 811,000,000 € 700,000,000   731,000,000
Euro Senior Notes | 1.000% notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 1.00% 1.00%        
Principal Value $ 588,000,000 € 500,000,000        
Long-term debt $ 587,000,000         521,000,000
Euro Senior Notes | 1.500% notes            
Debt Instrument [Line Items]            
Debt instrument, stated interest rate percentage 1.50% 1.50%        
Principal Value $ 588,000,000 € 500,000,000        
Long-term debt 586,000,000         521,000,000
Facility Notes And Bonds Due 2026-2045            
Debt Instrument [Line Items]            
Principal Value 321,000,000          
Long-term debt $ 321,000,000         $ 322,000,000