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Marketable Securities (Tables) | 6 Months Ended
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Mar. 28, 2025
Investments, Debt and Equity Securities [Abstract] |
Marketable Securities | The Company’s portfolio of available-for-sale marketable securities consists of the following (in millions):
| Current |  | Noncurrent
| March 28, 2025 |  | September 27, 2024 |  | March 28, 2025 |  | September 27, 2024
U.S. Treasury and government securities | $ | 99.8 |  |  | $ | 39.0 |  |  | $ | 21.1 |  |  | $ | 11.1 |
Corporate bonds and notes | 19.0 |  |  | 155.0 |  |  | — |  |  | 0.3 |
Municipal bonds | — |  |  | 0.1 |  |  | — |  |  | — |
Total marketable securities | $ | 118.8 |  |  | $ | 194.1 |  |  | $ | 21.1 |  |  | $ | 11.4 |

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- Definition Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets. + References No definition available. + Details
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