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Borrowings and Credit Arrangements - Interest Expense Senior Notes (Details) - Senior Notes - USD ($) $ in Millions | 3 Months Ended
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Dec. 30, 2023 | Dec. 31, 2022
2028 Senior Notes |  |
Line of Credit Facility [Line Items] |  |
Stated interest rate | 4.625% |
Interest expense | $ 4.8 | $ 5.2
2029 Senior Notes |  |
Line of Credit Facility [Line Items] |  |
Stated interest rate | 3.25% |
Interest expense | $ 8.2 | 8.9
Total |  |
Line of Credit Facility [Line Items] |  |
Interest expense | $ 13.0 | $ 14.1

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