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Commitments and Contingencies - Narrative (Detail) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023 | Aug. 31, 2020
Operating Leased Assets [Line Items] |  |  |  |
Operating lease costs | $ 147 | $ 130 | $ 129 |
Operating lease liabilities, payments | 107 | 85 |  |
Right-of-use assets obtained in exchange for operating lease liabilities | $ 225 | $ 84 |  |
Weighted-average remaining lease term | 8 years |  |  |
Weighted-average discount rate | 4.00% |  |  |
Undiscounted cash flows | $ 381 |  |  |
Cloud Services Obligations |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Purchase obligation | 4,800 |  |  |
Capital Expenditures |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Purchase obligation | 1,900 |  |  |
2030 Senior Notes |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Principal | $ 1,500 |  |  | $ 1,500
Minimum |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Operating lease terms | 5 years |  |  |
Maximum |  |  |  |
Operating Leased Assets [Line Items] |  |  |  |
Operating lease terms | 16 years |  |  |

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