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Income Taxes - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 01, 2022 | Jul. 02, 2021 | Jul. 01, 2022 | Jul. 02, 2021
Income Tax Examination [Line Items] |  |  |  |
Effective income tax rate | 21.90% | 38.50% | 20.40% | 33.40%
Reversal of withholding tax accrual | $ 9.1 |  | $ 9.1 |
Amount of foreign tax credit |  |  | 15.4 |
Foreign Tax Authority | U.K. |  |  |  |
Income Tax Examination [Line Items] |  |  |  |
Change in enacted tax rate | $ 30.8 |  |  |
Foreign Tax Authority | Australian Taxation Office |  |  |  |
Income Tax Examination [Line Items] |  |  |  |
Amended tax return |  |  | $ 15.6 |

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