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Geographic Information and Concentrations of Risk - Additional Information (Details) - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 27, 2024 | Dec. 29, 2023 | Jun. 28, 2024 | Jun. 30, 2023 | Jul. 01, 2022
Concentration Risk [Line Items] |  |  |  |  |
Accounts receivable | $ 904 |  | $ 935 |  |
The Flash Business of Western Digital Corporation [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Accounts receivable |  |  | $ 935 | $ 539 |
Credit Concentration Risk | One Customer | The Flash Business of Western Digital Corporation [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Financing receivable, Nonaccrual to outstanding, Percent |  |  | 10.00% |  |
Credit Concentration Risk | Two Customer One [Member] | The Flash Business of Western Digital Corporation [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Financing receivable, Nonaccrual to outstanding, Percent |  |  |  | 39.00% |
Credit Concentration Risk | Two Customer Two [Member] | The Flash Business of Western Digital Corporation [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Financing receivable, Nonaccrual to outstanding, Percent |  |  |  | 18.00% |
Revenue from Contract with Customer | Customer Concentration Risk | The Flash Business of Western Digital Corporation [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Concentration risk, percentage |  |  | 10.00% |  |
Revenue from Contract with Customer | Customer Concentration Risk | Top Ten Customers |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Concentration risk, percentage | 46.00% | 43.00% |  |  |
Revenue from Contract with Customer | Customer Concentration Risk | Top Ten Customers | The Flash Business of Western Digital Corporation [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Concentration risk, percentage |  |  | 41.00% | 47.00% | 47.00%
Revenue from Contract with Customer | Customer Concentration Risk | One Customer |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Concentration risk, percentage | 10.00% | 10.00% |  |  |
Revenue from Contract with Customer | Customer Concentration Risk | One Customer | The Flash Business of Western Digital Corporation [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Concentration risk, percentage |  |  |  | 15.00% | 11.00%

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