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Acquisition - Schedule of Preliminary Purchase Price Allocation (Details) - USD ($) $ in Millions | Dec. 31, 2024 | Oct. 31, 2024 | Jun. 30, 2024
--- | --- | --- | ---
Business Acquisition [Line Items] |  |  |
Goodwill | $ 3,183.9 |  | $ 2,353.6
WorkForce Software |  |  |
Business Acquisition [Line Items] |  |  |
Cash |  | $ 12.5 |
Accounts receivable, net of allowance for doubtful accounts |  | 20.0 |
Identifiable intangible assets |  | 417.0 |
Goodwill |  | 846.4 |
All other assets |  | 21.9 |
Total assets acquired |  | 1,317.8 |
Deferred revenue |  | 39.6 |
Deferred income taxes |  | 46.6 |
All other liabilities |  | 58.5 |
Total liabilities assumed |  | 144.7 |
Total net assets acquired |  | $ 1,173.1 |

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