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INCOME TAXES - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2019 | Mar. 31, 2018 | Mar. 31, 2019 | Mar. 31, 2018
Income Tax Contingency [Line Items] |  |  |  |
Effective Income Tax Rate Reconciliation, Percent | 17.20% | 15.70% | 18.30% | 87.80%
Effective Income Tax Rate Continuing Operations Excluding Special Items |  |  | 16.80% | 15.40%
Tax Expenses Special Items |  |  |  | $ 101.2

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