v3.25.4

Fair Value Measurements - Schedule of Carrying Values and Estimated Fair Values of Debt Instruments (Details) - USD ($) $ in Millions | Dec. 31, 2025 | Nov. 17, 2025 | Dec. 31, 2024 | Jun. 05, 2024 | May 13, 2024
--- | --- | --- | --- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Carrying amount of debt | $ 19,644 |  | $ 20,368 |  |
Fair value of debt | 17,867 |  | 18,020 |  |
Commercial Paper |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Carrying amount of debt | 1,035 |  | 529 |  |
Fair value of debt | $ 1,035 |  | 529 |  |
3.65% Senior Notes due May 23, 2025 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 3.65% |  |  |  |
Carrying amount of debt | $ 0 |  | 1,249 |  |
Fair value of debt | $ 0 |  | 1,245 |  |
3.75% Senior Notes due December 1, 2025 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 3.75% | 3.75% |  |  |
Carrying amount of debt | $ 0 |  | 1,249 |  |
Fair value of debt | $ 0 |  | 1,241 |  |
4.00% Senior Notes due September 15, 2027 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 4.00% |  |  |  |
Carrying amount of debt | $ 1,495 |  | 1,492 |  |
Fair value of debt | $ 1,504 |  | 1,478 |  |
3.10% Senior Notes due September 15, 2027 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 3.10% |  |  |  |
Carrying amount of debt | $ 499 |  | 498 |  |
Fair value of debt | $ 494 |  | 481 |  |
2028 Senior Notes (3.625% senior notes due September 1, 2028) | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 3.625% |  |  | 3.625% |
Carrying amount of debt | $ 954 |  | 937 |  |
Fair value of debt | $ 993 |  | 960 |  |
3.75% Senior Notes due September 21, 2028 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 3.75% |  |  |  |
Carrying amount of debt | $ 597 |  | 596 |  |
Fair value of debt | $ 597 |  | 578 |  |
3.95% Senior Notes due December 1, 2028 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 3.95% | 3.95% |  |  |
Carrying amount of debt | $ 594 |  | 0 |  |
Fair value of debt | $ 602 |  | 0 |  |
4.35% Senior Notes due June 15, 2029 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 4.35% |  |  |  |
Carrying amount of debt | $ 1,245 |  | 1,243 |  |
Fair value of debt | $ 1,264 |  | 1,224 |  |
2.10% Senior Notes due June 15, 2030 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 2.10% |  |  |  |
Carrying amount of debt | $ 1,242 |  | 1,240 |  |
Fair value of debt | $ 1,149 |  | 1,081 |  |
4.20% Senior Notes due March 15, 2031 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 4.20% | 4.20% |  |  |
Carrying amount of debt | $ 640 |  | 0 |  |
Fair value of debt | $ 651 |  | 0 |  |
5.25% Senior Notes due June 15, 2031 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 5.25% |  |  |  | 5.25%
Carrying amount of debt | $ 745 |  | 743 |  |
Fair value of debt | $ 786 |  | 758 |  |
1.85% Senior Notes due September 15, 2032 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 1.85% |  |  |  |
Carrying amount of debt | $ 1,489 |  | 1,488 |  |
Fair value of debt | $ 1,281 |  | 1,190 |  |
4.60% Senior Notes due March 15, 2033 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 4.60% |  |  |  |
Carrying amount of debt | $ 1,491 |  | 1,490 |  |
Fair value of debt | $ 1,519 |  | 1,441 |  |
2.65% Senior Notes due September 15, 2040 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 2.65% |  |  |  |
Carrying amount of debt | $ 1,234 |  | 1,233 |  |
Fair value of debt | $ 929 |  | 874 |  |
4.25% Senior Notes due September 21, 2048 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 4.25% |  |  |  |
Carrying amount of debt | $ 1,234 |  | 1,233 |  |
Fair value of debt | $ 1,043 |  | 1,011 |  |
3.00% Senior Notes due June 15, 2050 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 3.00% |  |  |  |
Carrying amount of debt | $ 1,224 |  | 1,223 |  |
Fair value of debt | $ 822 |  | 798 |  |
4.95% Senior Notes due June 15, 2052 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 4.95% |  |  |  |
Carrying amount of debt | $ 1,468 |  | 1,467 |  |
Fair value of debt | $ 1,379 |  | 1,343 |  |
3.00% Senior Notes due September 15, 2060 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 3.00% |  |  |  |
Carrying amount of debt | $ 1,473 |  | 1,473 |  |
Fair value of debt | $ 900 |  | 877 |  |
5.20% Senior Notes due June 15, 2062 | Senior Notes |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Interest rate, stated percentage (in percentage) | 5.20% |  |  |  |
Carrying amount of debt | $ 985 |  | 985 |  |
Fair value of debt | $ 919 |  | $ 911 |  |

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