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v3.21.2

Borrowings - Schedule of Long-Term Debt (Details) - USD ($) $ in Millions | Jul. 31, 2021 | Jul. 25, 2020
--- | --- | ---
Debt Instrument [Line Items] |  |
Total | $ 11,500 | $ 14,500
Unaccreted discount/issuance costs | (80) | (88)
Hedge accounting fair value adjustments | 106 | 171
Total | 11,526 | 14,583
Short-term debt | 2,508 | 3,005
Long-term debt | $ 9,018 | $ 11,578
Fixed-Rate Notes, 2.20%, Due February 28, 2021 |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage |  | 2.20%
Senior notes |  | $ 2,500
Effective Rate |  | 2.30%
Fixed-Rate Notes, 2.90%, Due March 4, 2021 |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage |  | 2.90%
Senior notes |  | $ 500
Effective Rate |  | 0.94%
Fixed Rate Notes, 1.85% Due September 20, 2021 |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 1.85% |
Senior notes | $ 2,000 | $ 2,000
Effective Rate | 1.90% | 1.90%
Fixed-Rate Notes, 3.00%, Due June 15, 2022 |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 3.00% |
Senior notes | $ 500 | $ 500
Effective Rate | 1.13% | 1.21%
Fixed-Rate Notes, 2.60%, Due February 28, 2023 |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 2.60% |
Senior notes | $ 500 | $ 500
Effective Rate | 2.68% | 2.68%
Fixed Rate Notes, 2.20%, Due September 20, 2023 |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 2.20% |
Senior notes | $ 750 | $ 750
Effective Rate | 2.27% | 2.27%
Fixed-Rate Notes,3.625%, Due March 4, 2024 |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 3.625% |
Senior notes | $ 1,000 | $ 1,000
Effective Rate | 1.00% | 1.06%
Fixed-Rate Notes,3.50%, Due June 15, 2025 |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 3.50% |
Senior notes | $ 500 | $ 500
Effective Rate | 1.29% | 1.37%
Fixed-Rate Notes,2.95%, Due February 28, 2026 |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 2.95% |
Senior notes | $ 750 | $ 750
Effective Rate | 3.01% | 3.01%
Fixed Rate Notes, 2.50%, Due September 20, 2026 |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 2.50% |
Senior notes | $ 1,500 | $ 1,500
Effective Rate | 2.55% | 2.55%
Fixed-Rate Notes, 5.90%, Due February 15, 2039 |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 5.90% |
Senior notes | $ 2,000 | $ 2,000
Effective Rate | 6.11% | 6.11%
Fixed-Rate Notes, 5.50%, Due January 15, 2040 |  |
Debt Instrument [Line Items] |  |
Interest rate, stated percentage | 5.50% |
Senior notes | $ 2,000 | $ 2,000
Effective Rate | 5.67% | 5.67%

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