DERIVATIVE INSTRUMENTS - Gains and Losses Recognized in OCI (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Derivative [Line Items]
Net investment hedges	$ (27.6)	$ (31.4)	$ (9.9)	$ (36.7)
Foreign exchange forward contracts
Derivative [Line Items]
Gain (Loss) Recognized in OCI	(1.1)	(0.4)	0.0	1.3
Interest rate swap contracts
Derivative [Line Items]
Gain (Loss) Recognized in OCI	$ (1.1)	$ 0.1	$ (0.1)	$ 1.8

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 40
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Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

+ References

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-Topic 220
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Amount, before tax and reclassification, of gain (loss) from derivative designated and qualifying as net investment hedge.

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