INTANGIBLE ASSETS (Changes in Carrying Amount of Goodwill, by Segment) (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Jun. 30, 2018	Mar. 31, 2019	Mar. 31, 2018
Goodwill [Line Items]
Goodwill beginning balance	$ 845,843	$ 813,887	$ 829,086
Acquisitions			16,355
Purchase accounting adjustments	808
Foreign exchange rate changes	(32,764)	(2,627)	402
Goodwill ending balance	813,887	811,260	845,843
Medical And Healthcare [Member]
Goodwill [Line Items]
Goodwill beginning balance	310,210	310,210	310,210
Acquisitions			0
Purchase accounting adjustments	0
Foreign exchange rate changes	0	0	0
Goodwill ending balance	310,210	310,210	310,210
Professional Education [Member]
Goodwill [Line Items]
Goodwill beginning balance	319,528	317,699	306,653
Acquisitions			12,548
Purchase accounting adjustments	(1,021)
Foreign exchange rate changes	(808)	(224)	327
Goodwill ending balance	317,699	317,475	319,528
Technology And Business [Member]
Goodwill [Line Items]
Goodwill beginning balance	216,105	185,978	212,223
Acquisitions			3,807
Purchase accounting adjustments	1,829
Foreign exchange rate changes	(31,956)	(2,403)	75
Goodwill ending balance	$ 185,978	$ 183,575	$ 216,105

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount before accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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