Balance Sheet Details - Schedule of Other Current Assets (Detail) - USD ($) $ in Millions	Jan. 31, 2017	Oct. 31, 2016
Balance Sheet Related Disclosures [Abstract]
Deferred contract costs	$ 477	$ 475
Prepaid expenses	428	390
Value-added taxes receivable	197	298
Income tax receivable	269	268
Inventory, net	35	34
Other	104	122
Other current assets	$ 1,510	$ 1,587

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Sum of the carrying amounts as of the balance sheet date of deferred costs capitalized at the end of the reporting period that are expected to be charged against earnings within one year or the normal operating cycle, if longer.

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Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount of current assets classified as other.

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Amount of other miscellaneous assets expected to be realized or consumed within one year or operating cycle, if longer.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

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Carrying amount as of the balance sheet date of value added taxes due either from customers arising from sales on credit terms, or as previously overpaid to tax authorities. For classified balance sheets, represents the current amount receivable, that is amounts expected to be collected within one year or the normal operating cycle, if longer.

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