Cash, Cash Equivalents and Investments - Summary of Contractual Maturity (Details) $ in Millions	Jul. 27, 2025 USD ($)
Contractual maturities of investments
Due in one year or less, cost	$ 1,565
Due after one through five years, cost	1,317
Due after five years, cost	3
No single maturity date, cost	2,376
Total cost	5,261
Due in one year or less, estimated fair value	1,564
Due after one through five years, estimated fair value	1,324
Due after five years, estimated fair value	3
No single maturity date, estimated fair value	2,872
Total estimated fair value	$ 5,763

Contractual maturities of investments Abstract.

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Debt and Equity Securities, FV-NI, And Equity Securities Without A Readily Determinable Fair Value, Cost

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Equity And Debt Securities, Maturity, Without Single Maturity Date, Amortized Cost

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Equity And Debt Securities, Maturity, Without Single Maturity Date, Fair Value

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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