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Corporate Investments And Funds Held For Clients - Schedule of Investment of Funds Held for Clients (Details) - USD ($) $ in Millions | Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2023
--- | --- | --- | ---
Marketable Securities [Line Items] |  |  |  |
Restricted cash and cash equivalents held to satisfy client funds obligations | [1] | $ 1,706.8 | $ 7,172.6 | $ 6,688.0
Total funds held for clients |  | 30,985.7 | 37,996.1 |
Current |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Restricted short-term and long term marketable securities held to satisfy client funds obligations |  | 3,155.7 | 5,538.1 |
Long-term |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Restricted short-term and long term marketable securities held to satisfy client funds obligations |  | $ 26,123.2 | $ 25,285.4 |
[1] | See Note 5 for a reconciliation of restricted cash and restricted cash equivalents in funds held for clients on the Consolidated Balance Sheets.

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