v3.26.1
Debt - Schedule of Long-term Debt (Details) - USD ($)
 6 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Debt Instrument [Line Items]    
Long-term debt, gross $ 24,798,000,000 $ 19,149,000,000
Less: Unamortized discount and debt issuance costs (134,000,000) (122,000,000)
Less: Cumulative hedge accounting fair value adjustment (21,000,000) (27,000,000)
Total debt outstanding 24,643,000,000 19,000,000,000
Less: short-term debt (2,459,000,000) (749,000,000)
Long-term debt 22,184,000,000 18,251,000,000
Commercial Paper Program | Commercial Paper    
Debt Instrument [Line Items]    
Commercial Paper 710,000,000 0
Senior Notes | Floating Rate June 2028 Notes    
Debt Instrument [Line Items]    
Long-term debt, gross $ 500,000,000 0
Debt instrument, basis spread on variable rate 0.39%  
Senior Notes | June 2028 Notes Member    
Debt Instrument [Line Items]    
Stated interest rate 4.325%  
Long-term debt, gross $ 1,250,000,000 0
Effective interest rate 4.499%  
Senior Notes | 4.425% June 2029 Notes    
Debt Instrument [Line Items]    
Stated interest rate 4.425%  
Long-term debt, gross $ 1,150,000,000 0
Effective interest rate 4.561%  
Senior Notes | June 2031 Notes    
Debt Instrument [Line Items]    
Stated interest rate 4.60%  
Long-term debt, gross $ 1,350,000,000 0
Effective interest rate 4.704%  
Senior Notes | June 2036 Notes    
Debt Instrument [Line Items]    
Stated interest rate 5.00%  
Long-term debt, gross $ 750,000,000 0
Effective interest rate 5.063%  
Senior Notes | Floating Rate March 2028 Notes    
Debt Instrument [Line Items]    
Long-term debt, gross $ 300,000,000 300,000,000
Debt instrument, basis spread on variable rate 0.44%  
Senior Notes | 4.550% March 2028 Notes    
Debt Instrument [Line Items]    
Stated interest rate 4.55%  
Long-term debt, gross $ 450,000,000 450,000,000
Effective interest rate 4.727%  
Senior Notes | March 2032 Notes    
Debt Instrument [Line Items]    
Stated interest rate 4.95%  
Long-term debt, gross $ 500,000,000 500,000,000
Effective interest rate 5.063%  
Senior Notes | January 2028 Notes    
Debt Instrument [Line Items]    
Stated interest rate 4.10%  
Long-term debt, gross $ 750,000,000 750,000,000
Effective interest rate 4.262%  
Senior Notes | January 2032 Notes    
Debt Instrument [Line Items]    
Stated interest rate 4.35%  
Long-term debt, gross $ 1,150,000,000 1,150,000,000
Effective interest rate 4.446%  
Senior Notes | January 2035 Notes    
Debt Instrument [Line Items]    
Stated interest rate 4.55%  
Long-term debt, gross $ 1,100,000,000 1,100,000,000
Effective interest rate 4.633%  
Senior Notes | May 2034 Notes    
Debt Instrument [Line Items]    
Stated interest rate 4.875%  
Long-term debt, gross $ 1,000,000,000 1,000,000,000
Effective interest rate 5.047%  
Senior Notes | 4.875% March 2028 Notes    
Debt Instrument [Line Items]    
Stated interest rate 4.875%  
Long-term debt, gross $ 750,000,000 750,000,000
Effective interest rate 5.003%  
Senior Notes | March 2033 Notes    
Debt Instrument [Line Items]    
Stated interest rate 4.85%  
Long-term debt, gross $ 750,000,000 750,000,000
Effective interest rate 4.923%  
Senior Notes | February 2029 Notes    
Debt Instrument [Line Items]    
Stated interest rate 1.00%  
Long-term debt, gross $ 855,000,000 882,000,000
Effective interest rate 1.138%  
Senior Notes | November 2031 Notes    
Debt Instrument [Line Items]    
Stated interest rate 2.00%  
Long-term debt, gross $ 750,000,000 750,000,000
Effective interest rate 2.112%  
Senior Notes | March 2031 Notes    
Debt Instrument [Line Items]    
Stated interest rate 1.90%  
Long-term debt, gross $ 600,000,000 600,000,000
Effective interest rate 1.981%  
Senior Notes | March 2051 Notes    
Debt Instrument [Line Items]    
Stated interest rate 2.95%  
Long-term debt, gross $ 700,000,000 700,000,000
Effective interest rate 3.013%  
Senior Notes | 2027 Notes    
Debt Instrument [Line Items]    
Stated interest rate 3.30%  
Long-term debt, gross $ 1,000,000,000 1,000,000,000
Effective interest rate 3.42%  
Senior Notes | 2030 Notes    
Debt Instrument [Line Items]    
Stated interest rate 3.35%  
Long-term debt, gross $ 1,500,000,000 1,500,000,000
Effective interest rate 3.43%  
Senior Notes | Senior Notes Due March 2050    
Debt Instrument [Line Items]    
Stated interest rate 3.85%  
Long-term debt, gross $ 1,500,000,000 1,500,000,000
Effective interest rate 3.896%  
Senior Notes | 2.950% 2029 Notes    
Debt Instrument [Line Items]    
Stated interest rate 2.95%  
Long-term debt, gross $ 1,000,000,000 1,000,000,000
Effective interest rate 3.03%  
Senior Notes | 2049 Notes    
Debt Instrument [Line Items]    
Stated interest rate 3.65%  
Long-term debt, gross $ 1,000,000,000 1,000,000,000
Effective interest rate 3.689%  
Senior Notes | 2028 Notes    
Debt Instrument [Line Items]    
Stated interest rate 3.50%  
Long-term debt, gross $ 500,000,000 500,000,000
Effective interest rate 3.598%  
Senior Notes | 2048 Notes    
Debt Instrument [Line Items]    
Stated interest rate 3.95%  
Long-term debt, gross $ 500,000,000 500,000,000
Effective interest rate 3.99%  
Senior Notes | 2026 Notes    
Debt Instrument [Line Items]    
Stated interest rate 2.95%  
Long-term debt, gross $ 750,000,000 750,000,000
Effective interest rate 3.044%  
Senior Notes | 2046 Notes    
Debt Instrument [Line Items]    
Stated interest rate 3.80%  
Long-term debt, gross $ 600,000,000 600,000,000
Effective interest rate 3.893%  
Senior Notes | 2.1% Notes due 2027    
Debt Instrument [Line Items]    
Stated interest rate 2.10%  
Long-term debt, gross $ 912,000,000 941,000,000
Effective interest rate 2.189%  
Senior Notes | 2.5% Notes due 2030    
Debt Instrument [Line Items]    
Stated interest rate 2.50%  
Long-term debt, gross $ 171,000,000 $ 176,000,000
Effective interest rate 2.562%