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Revenue Recognition (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Dec. 27, 2024 | Dec. 29, 2023
Disaggregation of Revenue [Line Items] |  |
Revenue by geographic area | $ 1,068.5 | $ 1,201.5
Revenue by sales channel | 1,068.5 | 1,201.5
Distributors |  |
Disaggregation of Revenue [Line Items] |  |
Revenue by sales channel | 950.8 | 1,062.9
Direct customers |  |
Disaggregation of Revenue [Line Items] |  |
Revenue by sales channel | 117.7 | 138.6
United States |  |
Disaggregation of Revenue [Line Items] |  |
Revenue by geographic area | 846.7 | 969.2
China |  |
Disaggregation of Revenue [Line Items] |  |
Revenue by geographic area | 70.8 | 79.9
Taiwan |  |
Disaggregation of Revenue [Line Items] |  |
Revenue by geographic area | 65.1 | 71.3
South Korea |  |
Disaggregation of Revenue [Line Items] |  |
Revenue by geographic area | 48.1 | 45.6
Europe, Middle East, and Africa |  |
Disaggregation of Revenue [Line Items] |  |
Revenue by geographic area | 28.2 | 27.1
Other Asia-Pacific |  |
Disaggregation of Revenue [Line Items] |  |
Revenue by geographic area | $ 9.6 | $ 8.4

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