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Fair Value Measurements of Assets and Liabilities (Narrative) (Details) - $ / shares | Sep. 26, 2025 | Jun. 27, 2025
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Money market funds | Level 1 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Money market, net asset value (in dollars per share) | $ 1.00 | $ 1.00

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