INCOME TAXES - Schedule of Activity Related to Unrecognized Tax Benefits (Details) - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Beginning balance	$ 74.7	$ 68.8	$ 57.6
Gross increases related to prior period tax positions	23.6	8.0	13.2
Gross decreases related to prior period tax positions	(6.2)	(2.0)	(3.3)
Gross increases related to current period tax positions	7.1	7.5	6.9
Gross decreases related to settlements	(0.4)	(0.4)	(0.3)
Gross decreases due to lapse of the statute of limitations	(6.0)	(7.2)	(5.4)
Ending balance	$ 92.8	$ 74.7	$ 68.8

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 217
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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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