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Supplemental Financial Statement Data - Additional Information (Detail) - USD ($) $ in Millions |  | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
May 31, 2022 | Dec. 27, 2024 | Dec. 27, 2024 | Dec. 29, 2023 | Jun. 28, 2024 | Jun. 30, 2023 | Jul. 01, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Impairment |  | $ (0) | $ (0) | $ 0 | $ 0 |  | $ 0
Gain (Loss) on Disposition of Business |  |  | $ 34 | 0 |  |  |
Proceeds from Sale and Collection of Receivables |  |  |  | $ 272 |  |  |
The Flash Business of Western Digital Corporation [Member] |  |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |  |
Impairment |  |  |  |  | 0 | $ 671 | 0
Sale Of Business Activity | $ 25 |  |  |  |  |  |
Gain (Loss) on Disposition of Business | $ 9 |  |  |  | 0 | 0 | 9
Proceeds from Sale and Collection of Receivables |  |  |  |  | 339 | 370 | 103
Accounts Receivable, before Allowance for Credit Loss, Current |  |  |  |  | 0 | 70 |
Depreciation expense for property, plant and equipment |  |  |  |  | $ 224 | $ 315 | $ 306

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