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v3.22.2.2

Marketable Securities (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Sep. 30, 2022 | Oct. 01, 2021
Debt Securities, Available-for-sale [Line Items] |  |
Debt Securities, Available-for-sale, Noncurrent, Maximum Contractual Maturity | 2 years |
Debt Securities, Available-for-sale, Current | $ 20.3 | $ 137.2
Debt Securities, Available-for-sale, Noncurrent | 0.5 | 7.1
US Treasury and Government [Member] |  |
Debt Securities, Available-for-sale [Line Items] |  |
Debt Securities, Available-for-sale, Current | 13.1 | 7.6
Debt Securities, Available-for-sale, Noncurrent | 0.5 | 6.0
Corporate Debt Securities [Member] |  |
Debt Securities, Available-for-sale [Line Items] |  |
Debt Securities, Available-for-sale, Current | 0.2 | 117.0
Debt Securities, Available-for-sale, Noncurrent | 0.0 | 0.0
US States and Political Subdivisions Debt Securities [Member] |  |
Debt Securities, Available-for-sale [Line Items] |  |
Debt Securities, Available-for-sale, Current | 7.0 | 12.6
Debt Securities, Available-for-sale, Noncurrent | $ 0.0 | $ 1.1

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