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Balance Sheet Details - Severance Charges (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Apr. 30, 2025	Apr. 30, 2025
Restructuring Cost and Reserve [Line Items]
Severance costs	$ 164	$ 241
Cost of sales
Restructuring Cost and Reserve [Line Items]
Severance costs	62	63
Research and development
Restructuring Cost and Reserve [Line Items]
Severance costs	23	31
Selling, general and administrative
Restructuring Cost and Reserve [Line Items]
Severance costs	$ 79	$ 147

X

- 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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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