Balance Sheet Detail - Inventories (Details) - USD ($) $ in Millions	Jan. 25, 2026	Oct. 26, 2025	Jan. 26, 2025
Inventories
Customer service spares	$ 1,794	$ 1,786
Raw materials	2,025	2,007
Work-in-process	951	914
Finished goods
Deferred cost of sales	278	229
Evaluation inventory	461	474
Manufactured on-hand inventory	488	505
Total finished goods	1,227	1,208
Total inventories	$ 5,997	$ 5,915	$ 5,501

Inventory, Finished Goods, Deferred Cost Of Sales, Net Of Reserves

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Inventory, Finished Goods, Evaluation Inventory, Net of Reserves.

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Inventory, Finished Goods, Manufactured On-Hand Inventory, Net Of Reserves

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Inventory, Finished Goods, Net of Reserves

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Other Inventories, Spare Parts, Net of Reserves

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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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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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process.

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Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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