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v3.25.3

Debt - Schedule of Long-term Debt (Details) - USD ($) $ in Millions | Sep. 30, 2025 | Feb. 28, 2025 | Dec. 31, 2024
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Long-term debt, gross | $ 19,144 |  | $ 18,420
Less: Unamortized discount and debt issuance costs | (127) |  | (131)
Less: Cumulative hedge accounting fair value adjustment | (34) |  | (63)
Total debt outstanding | 18,983 |  | 18,226
Less: short-term debt | 0 |  | (750)
Long-term debt | 18,983 |  | 17,476
Senior Notes | Floating Rate March 2028 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt, gross | $ 300 | $ 300 | 0
Senior Notes | 4.550% March 2028 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 4.55% | 4.55% |
Long-term debt, gross | $ 450 | $ 450 | 0
Effective interest rate | 4.727% |  |
Senior Notes | March 2032 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 4.95% | 4.95% |
Long-term debt, gross | $ 500 | $ 500 | 0
Effective interest rate | 5.063% |  |
Senior Notes | January 2028 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 4.10% |  |
Long-term debt, gross | $ 750 |  | 750
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 |  | 1,150
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 |  | 1,100
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 |  | 1,000
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 |  | 750
Effective interest rate | 5.003% |  |
Senior Notes | March 2033 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 4.85% |  |
Long-term debt, gross | $ 750 |  | 750
Effective interest rate | 4.923% |  |
Senior Notes | February 2029 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 1.00% |  |
Long-term debt, gross | $ 880 |  | 781
Effective interest rate | 1.138% |  |
Senior Notes | November 2031 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 2.00% |  |
Long-term debt, gross | $ 750 |  | 750
Effective interest rate | 2.112% |  |
Senior Notes | March 2031 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 1.90% |  |
Long-term debt, gross | $ 600 |  | 600
Effective interest rate | 1.981% |  |
Senior Notes | March 2051 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 2.95% |  |
Long-term debt, gross | $ 700 |  | 700
Effective interest rate | 3.013% |  |
Senior Notes | 2027 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 3.30% |  |
Long-term debt, gross | $ 1,000 |  | 1,000
Effective interest rate | 3.42% |  |
Senior Notes | 2030 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 3.35% |  |
Long-term debt, gross | $ 1,500 |  | 1,500
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 |  | 1,500
Effective interest rate | 3.896% |  |
Senior Notes | 2029 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 2.95% |  |
Long-term debt, gross | $ 1,000 |  | 1,000
Effective interest rate | 3.03% |  |
Senior Notes | 2049 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 3.65% |  |
Long-term debt, gross | $ 1,000 |  | 1,000
Effective interest rate | 3.689% |  |
Senior Notes | 2025 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 2.00% |  |
Long-term debt, gross | $ 0 |  | 750
Effective interest rate | 2.147% |  |
Senior Notes | 2028 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 3.50% |  |
Long-term debt, gross | $ 500 |  | 500
Effective interest rate | 3.598% |  |
Senior Notes | 2048 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 3.95% |  |
Long-term debt, gross | $ 500 |  | 500
Effective interest rate | 3.99% |  |
Senior Notes | 2026 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 2.95% |  |
Long-term debt, gross | $ 750 |  | 750
Effective interest rate | 3.044% |  |
Senior Notes | 2046 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Stated interest rate | 3.80% |  |
Long-term debt, gross | $ 600 |  | 600
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 | $ 938 |  | 833
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 | $ 176 |  | $ 156
Effective interest rate | 2.562% |  |

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