INTANGIBLE ASSETS (Summary of Goodwill Balances by Reporting Segment) (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Jun. 30, 2014	Sep. 30, 2013	Jun. 30, 2013	Jun. 30, 2012
Intangible Assets [Line Items]
Goodwill	$ 514,220	$ 519,879	$ 517,655	$ 508,937	$ 549,961
Medical and Healthcare
Intangible Assets [Line Items]
Goodwill	408,994	408,994		408,994	462,088
Business, Technology and Management
Intangible Assets [Line Items]
Goodwill	22,196	22,196		22,196	22,196
International and Professional Education
Intangible Assets [Line Items]
Goodwill	$ 83,030	$ 88,689		$ 77,747	$ 65,677