Income Taxes - Reconciliation of Beginning and Ending balance of Unrecognized Tax (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2024 |
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| Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] | |||
| Unrecognized tax benefits at beginning of the year | $ 163.0 | $ 126.9 | $ 116.9 |
| Additions for tax positions | 28.2 | 29.5 | 17.2 |
| Additions for tax positions of prior periods | 33.6 | 26.7 | 17.8 |
| Reductions for tax positions of prior periods | (47.6) | (1.8) | (12.8) |
| Settlement with tax authorities | (18.1) | (0.1) | (9.0) |
| Expiration of the statute of limitations | (5.1) | (17.5) | (2.9) |
| Impact of foreign exchange rate fluctuations | (1.5) | (0.7) | (0.3) |
| Unrecognized tax benefit at end of year | $ 152.5 | $ 163.0 | $ 126.9 |
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from foreign currency translation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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