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Investments - Schedule of Contractual Maturities of Marketable Investments (Details) - USD ($) $ in Millions | Mar. 30, 2025 | Jun. 30, 2024
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Within One Year | $ 475.0 |
After One, Within Five Years | 122.0 |
After Ten Years | 2.4 |
Total | 599.4 | $ 1,128.7
U.S. treasury securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Within One Year | 210.0 |
After One, Within Five Years | 14.8 |
After Ten Years | 0.0 |
Total | 224.8 | 552.7
Corporate bonds |  |
Debt Securities, Available-for-sale [Line Items] |  |
Within One Year | 190.2 |
After One, Within Five Years | 71.9 |
After Ten Years | 0.0 |
Total | 262.1 | 417.0
Municipal bonds |  |
Debt Securities, Available-for-sale [Line Items] |  |
Within One Year | 54.8 |
After One, Within Five Years | 35.3 |
After Ten Years | 2.4 |
Total | 92.5 | 100.8
Certificates of deposit |  |
Debt Securities, Available-for-sale [Line Items] |  |
Within One Year | 17.0 |
After One, Within Five Years | 0.0 |
After Ten Years | 0.0 |
Total | 17.0 | $ 31.5
Commercial paper |  |
Debt Securities, Available-for-sale [Line Items] |  |
Within One Year | 3.0 |
After One, Within Five Years | 0.0 |
After Ten Years | 0.0 |
Total | $ 3.0 |

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