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v3.23.3

Borrowings and Credit Arrangements - Interest Expense Senior Notes (Details) - Senior Notes - USD ($) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2023 | Sep. 24, 2022 | Sep. 25, 2021 | Sep. 28, 2020 | Jan. 19, 2018
Debt Instrument [Line Items] |  |  |  |  |
Interest expense | $ 53.0 | $ 52.1 | $ 54.2 |  |
Non-cash interest expense | 2.8 | 2.8 | 2.9 |  |
2028 Senior Notes |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest expense | 19.5 | 19.2 | 19.2 |  |
Non-cash interest expense | $ 0.7 | 0.7 | 0.7 |  |
Interest rate (percent) | 4.625% |  |  |  | 4.625%
2025 Senior Notes |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest expense | $ 0.0 | 0.0 | 2.3 |  |
Non-cash interest expense | $ 0.0 | 0.0 | 0.1 |  |
Interest rate (percent) | 4.375% |  |  |  |
2029 Senior Notes |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest expense | $ 33.5 | 32.9 | 32.7 |  |
Non-cash interest expense | $ 2.1 | $ 2.1 | $ 2.1 |  |
Interest rate (percent) | 3.25% |  |  | 3.25% |

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