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INTANGIBLE ASSETS (Changes in Carrying Amount of Goodwill, by Segment) (Detail) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2016 | Jun. 30, 2016 | Dec. 31, 2015 | Jun. 30, 2015
Goodwill [Line Items] |  |  |  |
Goodwill beginning balance | $ 588,007 | $ 542,994 | $ 552,329 | $ 519,879
Purchase Accounting Adjustment | (3,122) | 4,575 |  |
Acquisitions | 274,620 | 11,394 | 104,613 | 55,915
Foreign currency exchange rate changes | (4,667) | 34,855 | (20,975) | (23,465)
Goodwill ending balance | 854,838 | 588,007 | 542,994 | 552,329
Impairments |  | (5,811) | (92,973) |
Medical And Healthcare [Member] |  |  |  |
Goodwill [Line Items] |  |  |  |
Goodwill beginning balance | 495,927 | 495,927 | 495,927 | 495,927
Purchase Accounting Adjustment | 0 | 0 |  |
Acquisitions | 0 | 0 | 0 | 0
Foreign currency exchange rate changes | 0 | 0 | 0 | 0
Goodwill ending balance | 495,927 | 495,927 | 495,927 | 495,927
Accumulated Impairment Losses beginning balance | (185,717) | (179,906) | (86,933) | (86,933)
Impairments |  | (5,811) | (92,973) |
Accumulated Impairment Losses ending balance | (185,717) | (185,717) | (179,906) | (86,933)
International And Professional Education [Member] |  |  |  |
Goodwill [Line Items] |  |  |  |
Goodwill beginning balance | 255,601 | 204,777 | 121,139 | 88,689
Purchase Accounting Adjustment | (3,122) | 4,575 |  |
Acquisitions | 274,620 | 11,394 | 104,613 | 55,915
Foreign currency exchange rate changes | (4,667) | 34,855 | (20,975) | (23,465)
Goodwill ending balance | 522,432 | 255,601 | 204,777 | 121,139
Impairments |  | 0 | 0 |
Business Technology And Management [Member] |  |  |  |
Goodwill [Line Items] |  |  |  |
Goodwill beginning balance | 22,196 | 22,196 | 22,196 | 22,196
Purchase Accounting Adjustment | 0 | 0 |  |
Acquisitions | 0 | 0 | 0 | 0
Foreign currency exchange rate changes | 0 | 0 | 0 | 0
Goodwill ending balance | $ 22,196 | 22,196 | 22,196 | $ 22,196
Impairments |  | $ 0 | $ 0 |

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