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Taxes on Earnings (Details) - USD ($) $ in Millions | 1 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Oct. 31, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Jun. 30, 2024 | Sep. 30, 2023
Income Tax Disclosure [Abstract] |  |  |  |  |
Excess tax benefits associated with share-based compensation |  | $ 91 | $ 44 |  |
Adjustments of non cash deferred tax benefit |  | 460 |  |  |
Tax benefit from prior year tax positions |  | $ 90 |  |  |
Tax expense from prior year tax positions |  |  | $ 35 |  |
Statutory notice of deficiency tax claim amount | $ 443 |  |  | $ 192 | $ 417
Contested cash tax benefit amount | $ 440 |  |  |  |

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