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Segment Information - Reconciliation of Segment Assets (Details) - USD ($) $ in Millions	Oct. 31, 2021	Oct. 31, 2020
Segment Reporting Information
Assets	$ 57,699	$ 54,015
Operating segments | Compute
Segment Reporting Information
Assets	16,208	14,962
Operating segments | HPC & AI
Segment Reporting Information
Assets	6,726	6,245
Operating segments | Storage
Segment Reporting Information
Assets	7,097	6,438
Operating segments | Intelligent Edge
Segment Reporting Information
Assets	4,435	4,352
Operating segments | Financial Services
Segment Reporting Information
Assets	14,951	14,765
Operating segments | Corporate Investments and Other
Segment Reporting Information
Assets	1,209	1,124
Corporate and unallocated assets
Segment Reporting Information
Assets	$ 7,073	$ 6,129

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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