Acquisitions and Dispositions - Schedule of Intangible Assets Acquired (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Jul. 02, 2025 |
Jul. 31, 2025 |
Jul. 31, 2024 |
Jul. 31, 2025 |
Jul. 31, 2024 |
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| Business Combination [Line Items] | |||||
| Amortization of intangible assets | $ 126 | $ 60 | $ 201 | $ 198 | |
| Juniper Networks, Inc | |||||
| Business Combination [Line Items] | |||||
| Useful Life (in Years) | 6 years 6 months | ||||
| Intangible assets acquired | $ 6,211 | ||||
| Amortization of intangible assets | $ 88 | $ 88 | |||
| Juniper Networks, Inc | Customer contracts, customer lists and distribution agreements | |||||
| Business Combination [Line Items] | |||||
| Useful Life (in Years) | 8 years | ||||
| Intangible assets acquired | $ 3,031 | ||||
| Juniper Networks, Inc | Developed and core technology and patents | |||||
| Business Combination [Line Items] | |||||
| Useful Life (in Years) | 5 years | ||||
| Intangible assets acquired | $ 2,915 | ||||
| Juniper Networks, Inc | Trade name and trademarks | |||||
| Business Combination [Line Items] | |||||
| Useful Life (in Years) | 6 years | ||||
| Intangible assets acquired | $ 265 | ||||
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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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