v3.25.3

Supplementary Financial Information - Supplier Finance Program (Narrative) (Details) - USD ($) $ in Millions | Oct. 31, 2025 | Oct. 31, 2024
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Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |
Payment terms offered by HP | 30 days |
Obligations outstanding | $ 8,913 | $ 7,808
Supplier Finance Program, Obligation, Statement of Financial Position [Extensible Enumeration] | Accounts payable |
Current obligations outstsanding | $ 100 | $ 100
Supplier Finance Program, Obligation, Current, Statement of Financial Position [Extensible Enumeration] | Accounts payable |

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