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Fair Value (Tables) | 9 Months Ended
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Apr. 26, 2025
Fair Value Disclosures [Abstract] |
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis | Assets and liabilities measured at fair value on a recurring basis were as follows (in millions):
| APRIL 26, 2025 |  | JULY 27, 2024
| FAIR VALUE MEASUREMENTS |  | FAIR VALUE MEASUREMENTS
| Level 1 |  | Level 2 |  | Total Balance |  | Level 1 |  | Level 2 |  | Total Balance
Assets: |  |  |  |  |  |  |  |  |  |  |
Cash equivalents: |  |  |  |  |  |  |  |  |  |  |
Money market funds | $ | 5,356 |  |  | $ | — |  |  | $ | 5,356 |  |  | $ | 3,334 |  |  | $ | — |  |  | $ | 3,334 |
Commercial paper | — |  |  | 444 |  |  | 444 |  |  | — |  |  | 468 |  |  | 468 |
Corporate debt securities | — |  |  | 4 |  |  | 4 |  |  | — |  |  | 25 |  |  | 25 |
Certificates of deposit | — |  |  | 20 |  |  | 20 |  |  | — |  |  | 14 |  |  | 14 |
Available-for-sale debt investments: |  |  |  |  |  |  |  |  |  |  |
U.S. government securities | — |  |  | 2,068 |  |  | 2,068 |  |  | — |  |  | 2,353 |  |  | 2,353 |
U.S. government agency securities | — |  |  | 77 |  |  | 77 |  |  | — |  |  | 221 |  |  | 221 |
Non-U.S. government and agency securities | — |  |  | 377 |  |  | 377 |  |  | — |  |  | 371 |  |  | 371 |
Corporate debt securities | — |  |  | 3,138 |  |  | 3,138 |  |  | — |  |  | 3,677 |  |  | 3,677 |
U.S. agency mortgage-backed securities | — |  |  | 490 |  |  | 490 |  |  | — |  |  | 1,781 |  |  | 1,781 |
Commercial paper | — |  |  | 436 |  |  | 436 |  |  | — |  |  | 1,023 |  |  | 1,023 |
Certificates of deposit | — |  |  | 608 |  |  | 608 |  |  | — |  |  | 439 |  |  | 439 |
Equity investments: |  |  |  |  |  |  |  |  |  |  |
Marketable equity securities | 287 |  |  | — |  |  | 287 |  |  | 481 |  |  | — |  |  | 481 |
Other current assets: |  |  |  |  |  |  |  |  |  |  |
Money market funds | 750 |  |  | — |  |  | 750 |  |  | 750 |  |  | — |  |  | 750 |
Other assets: |  |  |  |  |  |  |  |  |  |  |
Money market funds | — |  |  | — |  |  | — |  |  | 563 |  |  | — |  |  | 563 |
Derivative assets | — |  |  | 48 |  |  | 48 |  |  | — |  |  | 64 |  |  | 64 |
Total | $ | 6,393 |  |  | $ | 7,710 |  |  | $ | 14,103 |  |  | $ | 5,128 |  |  | $ | 10,436 |  |  | $ | 15,564 |
Liabilities: |  |  |  |  |  |  |  |  |  |  |
Derivative liabilities | $ | — |  |  | $ | 35 |  |  | $ | 35 |  |  | $ | — |  |  | $ | 74 |  |  | $ | 74 |
Total | $ | — |  |  | $ | 35 |  |  | $ | 35 |  |  | $ | — |  |  | $ | 74 |  |  | $ | 74 |

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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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