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Debt (Schedule Of Outstanding Debt) (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Oct. 31, 2022 | Dec. 31, 2021
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Current portion of long-term debt | $ 268 |  | $ 17
Short-term debt | 268 |  | 17
Long-term debt | 11,495 |  | 10,950
Long-term debt, net | 11,227 |  | 10,933
Senior notes – 3.30% due 2023 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 0 |  | 349
Interest rate | 3.30% |  |
Senior notes – 4.05% due 2023 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 250 |  | 249
Interest rate | 4.05% |  |
Senior notes – 3.50% due 2024 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 599 |  | 599
Interest rate | 3.50% |  |
Senior notes – 3.875% due 2024 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 998 |  | 997
Interest rate | 3.875% |  |
Senior notes – 3.50% due 2025 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 499 |  | 498
Interest rate | 3.50% |  |
Senior notes – 1.349% due 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 587 |  | 629
Interest rate | 1.349% |  |
Senior notes – 3.75% due 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 598 |  | 598
Interest rate | 3.75% |  |
Senior notes – 4.375% due 2029 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 1,499 |  | 1,499
Interest rate | 4.375% |  |
Senior notes – 1.979% due 2030 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 576 |  | 614
Interest rate | 1.979% |  |
Senior notes – 2.25% due 2030 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 739 |  | 739
Interest rate | 2.25% |  |
Senior notes – 2.375% due 2031 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 397 |  | $ 397
Interest rate | 2.375% |  | 2.375%
Senior notes – 5.750% due 2032 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 493 |  | $ 0
Interest rate |  | 5.75% |
Senior notes – 5.875% due 2033 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 298 |  | 298
Interest rate | 5.875% |  |
Senior notes – 4.75% due 2039 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 495 |  | 495
Interest rate | 4.75% |  |
Senior notes – 4.35% due 2047 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 493 |  | 493
Interest rate | 4.35% |  |
Senior notes – 4.20% due 2048 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 593 |  | 593
Interest rate | 4.20% |  |
Senior notes – 4.90% due 2049 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 1,238 |  | 1,238
Interest rate | 4.90% |  |
Senior notes – 2.90% due 2051 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 346 |  | $ 346
Interest rate | 2.90% |  | 2.90%
Senior notes – 6.250% due 2052 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 492 |  | $ 0
Interest rate |  | 6.25% |
Mortgage – 5.70% due 2035 |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 301 |  | 316
Interest rate | 5.70% |  |
Other |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 4 |  | $ 3

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