Quarterly report pursuant to Section 13 or 15(d)

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

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DEBT AND FINANCING ARRANGEMENTS - Carrying Value of Outstanding Debt (Detail) - USD ($)
Apr. 01, 2021
Mar. 31, 2021
Jan. 15, 2021
Dec. 31, 2020
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 23,891,000,000    
Total debt   23,727,000,000   $ 24,654,000,000
Less current maturities   (1,811,000,000)   (2,623,000,000)
Long-Term Debt and Finance Leases   21,916,000,000   22,031,000,000
Senior notes | 3.125% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 0    
Debt instrument, stated interest rate   3.125% 3.125%  
Total debt   $ 0   1,507,000,000
Senior notes | 2.050% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 700,000,000    
Debt instrument, stated interest rate 2.05% 2.05%    
Total debt   $ 700,000,000   700,000,000
Senior notes | 2.450% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 1,000,000,000    
Debt instrument, stated interest rate   2.45%    
Total debt   $ 1,028,000,000   1,028,000,000
Senior notes | 2.350% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 600,000,000    
Debt instrument, stated interest rate   2.35%    
Total debt   $ 599,000,000   599,000,000
Senior notes | 2.500% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 1,000,000,000    
Debt instrument, stated interest rate   2.50%    
Total debt   $ 997,000,000   997,000,000
Senior notes | 2.800% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 500,000,000    
Debt instrument, stated interest rate   2.80%    
Total debt   $ 498,000,000   498,000,000
Senior notes | 2.200% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 400,000,000    
Debt instrument, stated interest rate   2.20%    
Total debt   $ 398,000,000   398,000,000
Senior notes | 3.900% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 1,000,000,000    
Debt instrument, stated interest rate   3.90%    
Total debt   $ 995,000,000   995,000,000
Senior notes | 2.400% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 500,000,000    
Debt instrument, stated interest rate   2.40%    
Total debt   $ 498,000,000   498,000,000
Senior notes | 3.050% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 1,000,000,000    
Debt instrument, stated interest rate   3.05%    
Total debt   $ 993,000,000   993,000,000
Senior notes | 3.400% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 750,000,000    
Debt instrument, stated interest rate   3.40%    
Total debt   $ 746,000,000   746,000,000
Senior notes | 2.500% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 400,000,000    
Debt instrument, stated interest rate   2.50%    
Total debt   $ 397,000,000   397,000,000
Senior notes | 4.450% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 750,000,000    
Debt instrument, stated interest rate   4.45%    
Total debt   $ 744,000,000   743,000,000
Senior notes | 6.200% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 1,500,000,000    
Debt instrument, stated interest rate   6.20%    
Total debt   $ 1,483,000,000   1,483,000,000
Senior notes | 5.200% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 500,000,000    
Debt instrument, stated interest rate   5.20%    
Total debt   $ 493,000,000   493,000,000
Senior notes | 4.875% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 500,000,000    
Debt instrument, stated interest rate   4.875%    
Total debt   $ 490,000,000   490,000,000
Senior notes | 3.625% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 375,000,000    
Debt instrument, stated interest rate   3.625%    
Total debt   $ 368,000,000   368,000,000
Senior notes | 3.400% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 500,000,000    
Debt instrument, stated interest rate   3.40%    
Total debt   $ 491,000,000   491,000,000
Senior notes | 3.750% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 1,150,000,000    
Debt instrument, stated interest rate   3.75%    
Total debt   $ 1,137,000,000   1,137,000,000
Senior notes | 4.250% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 750,000,000    
Debt instrument, stated interest rate   4.25%    
Total debt   $ 742,000,000   742,000,000
Senior notes | 3.400% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 700,000,000    
Debt instrument, stated interest rate   3.40%    
Total debt   $ 688,000,000   688,000,000
Senior notes | 5.300% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 1,250,000,000    
Debt instrument, stated interest rate   5.30%    
Total debt   $ 1,231,000,000   1,231,000,000
Senior notes | Floating-rate senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   350,000,000    
Total debt   350,000,000   350,000,000
Senior notes | Floating-rate senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   400,000,000    
Total debt   400,000,000   399,000,000
Senior notes | Floating-rate senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   500,000,000    
Total debt   499,000,000   499,000,000
Senior notes | Floating-rate senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   1,039,000,000    
Total debt   1,027,000,000   1,027,000,000
Senior notes | 8.375% debentures        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 276,000,000    
Debt instrument, stated interest rate   8.375%    
Total debt   $ 281,000,000   281,000,000
Senior notes | Canadian senior note 2.125%        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 594,000,000    
Debt instrument, stated interest rate   2.125%    
Total debt   $ 592,000,000   583,000,000
Pound Sterling notes | 5.500% notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 91,000,000    
Debt instrument, stated interest rate   5.50%    
Total debt   $ 91,000,000   90,000,000
Pound Sterling notes | 5.125% notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 626,000,000    
Debt instrument, stated interest rate   5.125%    
Total debt   $ 594,000,000   586,000,000
Euro Senior Notes | 0.375% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 821,000,000    
Debt instrument, stated interest rate   0.375%    
Total debt   $ 818,000,000   857,000,000
Euro Senior Notes | 1.625% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 821,000,000    
Debt instrument, stated interest rate   1.625%    
Total debt   $ 818,000,000   856,000,000
Euro Senior Notes | 1.000% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 587,000,000    
Debt instrument, stated interest rate   1.00%    
Total debt   $ 584,000,000   611,000,000
Euro Senior Notes | 1.500% senior notes        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   $ 587,000,000    
Debt instrument, stated interest rate   1.50%    
Total debt   $ 583,000,000   611,000,000
Facility notes and bonds        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   320,000,000    
Total debt   320,000,000   320,000,000
Other debt        
Debt Instrument [Line Items]        
Debt Instrument, Face Amount   5,000,000    
Total debt   $ 5,000,000   $ 5,000,000