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v3.24.3

Financing arrangements - Narrative (Details) - USD ($) $ in Millions | 9 Months Ended
--- | ---
Sep. 30, 2024 | Sep. 30, 2023
Debt Instrument [Line Items] |  |
Repayments of debt | $ 3,600 | $ 1,454
Extinguishment of debt | 659 |
Gain on extinguishment of debt | $ 215 |
Notes |  |
Debt Instrument [Line Items] |  |
Basis spread on variable rate | 1.225% |
Repayments of debt | $ 875 |
4.563% notes due 2048 (4.563% 2048 Notes) | Notes |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 4.563% |
Effective interest rate | 6.30% |
4.663% notes due 2051 (4.663% 2051 Notes) | Notes |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 4.663% |
Effective interest rate | 5.60% |
2.77% notes due 2053 (2.77% 2053 Notes) | Notes |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 2.77% |
Effective interest rate | 5.20% |
3.15% notes due 2040 (3.15% 2040 Notes) | Notes |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 3.15% |
2.80% notes due 2041 (2.80% 2041 Notes) | Notes |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 2.80% |
3.375% notes due 2050 (3.375% 2050 Notes) | Notes |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 3.375% |
3.00% notes due 2052 (3.00% 2052 Notes) | Notes |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 3.00% |
4.20% notes due 2052 (4.20% 2052 Notes) | Notes |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 4.20% |
4.40% notes due 2062 (4.40% 2062 Notes) | Notes |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 4.40% |
3.625% notes due 2024 (3.625% 2024 Notes) | Notes |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 3.625% |
Repayments of debt | $ 1,400 |
Term loan due April 2025 | Notes |  |
Debt Instrument [Line Items] |  |
Repayments of debt | 2,000 |
Term loan due October 2026 | Notes |  |
Debt Instrument [Line Items] |  |
Repayments of debt | $ 200 |

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