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Financial Instruments - Narrative (Details) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Jun. 29, 2024 | Jun. 29, 2024 | Sep. 30, 2023
Debt Securities, Available-for-Sale [Line Items] |  |  |
Debt securities, available-for-sale, noncurrent | $ 0 | $ 0 |
Realized gain (loss) | 0 | 0 |
Debt securities, available-for-sale, allowance for credit loss | 0 | 0 |
Accrued interest writeoff | 0 | 0 |
Marketable securities |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |
Estimated Fair Value | $ 49,515,000 | $ 49,515,000 | $ 0

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