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v3.25.2

Income Taxes - Change in Valuation Allowance for Deferred Tax Assets (Details) - Deferred tax asset valuation allowance - USD ($) $ in Millions | 12 Months Ended
--- | ---
Jul. 26, 2025 | Jul. 27, 2024 | Jul. 29, 2023
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at beginning of fiscal year | $ 1,024 | $ 754 | $ 834
Additions | 33 | 148 | 35
Additions from Splunk | 0 | 147 | 0
Deductions | (4) | (4) | (18)
Write-offs | (145) | (20) | (93)
Foreign exchange and other | 2 | (1) | (4)
Balance at end of fiscal year | $ 910 | $ 1,024 | $ 754

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- Definition Amount of increase (decrease) in valuation and qualifying accounts and reserves from adjustment. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480738/235-10-S50-5 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-4 + Details
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