Quarterly report pursuant to Section 13 or 15(d)

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

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DEBT AND FINANCING ARRANGEMENTS - Carrying Value of Outstanding Debt (Details) - USD ($)
Mar. 31, 2024
Dec. 31, 2023
Debt Instrument [Line Items]    
Principal amount $ 20,191,000,000  
Finance lease obligations (see note 10) 460,000,000 $ 472,000,000
Total debt 20,013,000,000 22,264,000,000
Less: current maturities (1,164,000,000) (3,348,000,000)
Long-term debt $ 18,849,000,000 18,916,000,000
Senior notes | 2.800% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 2.80%  
Principal amount $ 500,000,000  
Long-term debt $ 500,000,000 499,000,000
Senior notes | 2.200% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 2.20%  
Principal amount $ 400,000,000  
Long-term debt $ 400,000,000 400,000,000
Senior notes | 3.900% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 3.90%  
Principal amount $ 1,000,000,000  
Long-term debt $ 999,000,000 999,000,000
Senior notes | 2.400% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 2.40%  
Principal amount $ 500,000,000  
Long-term debt $ 499,000,000 499,000,000
Senior notes | 3.050% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 3.05%  
Principal amount $ 1,000,000,000  
Long-term debt $ 996,000,000 996,000,000
Senior notes | 3.400% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 3.40%  
Principal amount $ 750,000,000  
Long-term debt $ 747,000,000 747,000,000
Senior notes | 2.500% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 2.50%  
Principal amount $ 400,000,000  
Long-term debt $ 398,000,000 398,000,000
Senior notes | 4.450% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 4.45%  
Principal amount $ 750,000,000  
Long-term debt $ 745,000,000 745,000,000
Senior notes | 4.875% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 4.875%  
Principal amount $ 900,000,000  
Long-term debt $ 895,000,000 894,000,000
Senior notes | 6.200% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 6.20%  
Principal amount $ 1,500,000,000  
Long-term debt $ 1,485,000,000 1,485,000,000
Senior notes | 5.200% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 5.20%  
Principal amount $ 500,000,000  
Long-term debt $ 494,000,000 494,000,000
Senior notes | 4.875% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 4.875%  
Principal amount $ 500,000,000  
Long-term debt $ 491,000,000 491,000,000
Senior notes | 3.625% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 3.625%  
Principal amount $ 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 3.40%  
Principal amount $ 500,000,000  
Long-term debt $ 492,000,000 492,000,000
Senior notes | 3.750% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 3.75%  
Principal amount $ 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 4.25%  
Principal amount $ 750,000,000  
Long-term debt $ 743,000,000 743,000,000
Senior notes | 3.400% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 3.40%  
Principal amount $ 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 5.30%  
Principal amount $ 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 5.05%  
Principal amount $ 1,100,000,000  
Long-term debt 1,083,000,000 1,083,000,000
Senior notes | Floating-rate senior notes    
Debt Instrument [Line Items]    
Principal amount 1,562,000,000  
Long-term debt $ 1,544,000,000 1,545,000,000
Senior notes | 7.620% debentures    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 7.62%  
Principal amount $ 276,000,000  
Long-term debt $ 280,000,000 280,000,000
Pound Sterling notes | 5.500% notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 5.50%  
Principal amount $ 84,000,000  
Long-term debt $ 83,000,000 84,000,000
Pound Sterling notes | 5.125% notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 5.125%  
Principal amount $ 574,000,000  
Long-term debt $ 546,000,000 550,000,000
Euro Senior Notes | 1.625% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 1.625%  
Principal amount $ 755,000,000  
Long-term debt $ 754,000,000 774,000,000
Euro Senior Notes | 1.000% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 1.00%  
Principal amount $ 539,000,000  
Long-term debt $ 537,000,000 551,000,000
Euro Senior Notes | 1.500% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 1.50%  
Principal amount $ 539,000,000  
Long-term debt $ 537,000,000 551,000,000
Canadian Senior Notes | 2.125% senior notes    
Debt Instrument [Line Items]    
Debt instrument, stated interest rate 2.125%  
Principal amount $ 554,000,000  
Long-term debt 554,000,000 566,000,000
Facility notes and bonds    
Debt Instrument [Line Items]    
Principal amount 320,000,000  
Long-term debt 320,000,000 320,000,000
Other debt    
Debt Instrument [Line Items]    
Principal amount 3,000,000  
Long-term debt 3,000,000 6,000,000
Commercial Paper    
Debt Instrument [Line Items]    
Principal amount 0  
Short-term debt $ 0 $ 2,172,000,000