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INCOME TAXES - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended |
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Sep. 30, 2020 | Sep. 30, 2019 | Jun. 30, 2020
Income Tax Disclosure [Abstract] |  |  |
Effective income tax rate | 29.20% | 23.70% |
Increase in income tax expense | $ 19.7 |  |
Increase for higher net income including impact of foreign rates | 11.6 |  |
Increase for change in unrecognized tax benefits | 11.9 |  |
Increase of Base Erosion and Anti-Abuse Tax (BEAT) | 2.9 |  |
Decrease of internal reorganizations | 8.0 |  |
Possible decrease in tax expense in next 12 months | 6.9 |  |
Provision for deferred income tax liabilities | $ 24.3 |  | $ 24.8

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