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INTANGIBLE ASSETS - Additional Information (Detail) - USD ($) $ in Thousands | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
May 31, 2016 | May 31, 2015 | Jun. 30, 2016 | Dec. 31, 2015 | Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2014
Intangible Assets [Line Items] |  |  |  |  |  |  |
Amortization of Intangible Assets |  |  |  |  | $ 5,447 | $ 4,089 | $ 6,419
Indefinite-lived Intangible Assets, Period Increase (Decrease) |  |  |  |  | 18,300 |  |
Goodwill |  |  | $ 588,007 |  | 588,007 | 552,329 |
Intangible Assets, Net (Excluding Goodwill), Total |  |  | $ 342,856 |  | $ 342,856 | $ 323,731 |
Percentage Of Intangible Assets Including Goodwill |  |  | 44.00% |  | 44.00% |  |
Indefinite-lived Intangible Assets Acquired |  |  |  |  | $ 55,700 |  |
Goodwill, Impairment Loss |  |  |  |  | $ 98,784 |  |
Fair Value Inputs, Discount Rate |  |  |  |  | 14.00% | 13.00% |
Indefinite-lived Intangible Assets [Member] |  |  |  |  |  |  |
Intangible Assets [Line Items] |  |  |  |  |  |  |
Fair Value In Excess Of Carrying Value Percentage |  | 56.00% |  |  |  |  |
American University of the Caribbeans [Member] | Accreditation [Member] |  |  |  |  |  |  |
Intangible Assets [Line Items] |  |  |  |  |  |  |
Fair Value In Excess Of Carrying Value Percentage |  | 7.00% |  |  |  |  |
Devry University [Member] |  |  |  |  |  |  |
Intangible Assets [Line Items] |  |  |  |  |  |  |
Percentage Of Revenue Declined | 23.00% |  |  |  |  |  |
Fair Value In Excess Of Carrying Value Percentage | 6.00% |  |  |  |  |  |
Goodwill |  |  | $ 22,196 |  | $ 22,196 |  |
Percentage of Decline In Operating Income Before Special Charges | 12.70% |  |  |  |  |  |
Potential Impairment Of Goodwill And Intangible Assets |  |  |  |  | $ 23,800 |  |
Percentage Of Cost Savings On Revenue Decline | 90.00% |  |  |  |  |  |
Fair Value Inputs, Discount Rate | 14.80% |  |  |  |  |  |
Carrington [Member] |  |  |  |  |  |  |
Intangible Assets [Line Items] |  |  |  |  |  |  |
Fair Value In Excess Of Carrying Value Percentage |  | 8.00% |  |  |  |  |
Percentage of Decline In Revenue |  |  |  |  | 8.00% |  |
Impairment Income Tax Benefit |  |  |  |  | $ 30,400 |  |
Percentage of revenue below plan |  |  |  | 12.00% |  |  |
Goodwill and Intangible Asset Impairment, Total |  |  |  |  | $ 147,700 |  |
Implied Goodwill |  |  |  | $ 5,800 |  |  |
Goodwill, Impairment Loss |  |  | $ 5,800 |  |  |  |
Carrying Value In Excess Of Implied Goodwill |  |  |  | 93,000 |  |  |
Total Student Enrollment Declined Percentage |  |  | 10.00% |  | 8.00% |  |
Fair Value Inputs, Discount Rate | 13.80% |  |  |  |  |  |
Impairment Of Goodwill And Intangible Assets, Net of Tax |  |  |  |  | $ 117,300 |  |
Carrington [Member] | Title Four Eligibility And Accreditations [Member] |  |  |  |  |  |  |
Intangible Assets [Line Items] |  |  |  |  |  |  |
Impairment of Intangible Assets |  |  |  |  | 47,000 |  |
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) |  |  | $ 42,400 | 6,500 |  |  |
Carrying Value In Excess Of Fair Value Of Intangible Assets |  |  |  | 6,500 |  |  |
Goodwill, Impairment Loss |  |  |  | 93,000 |  |  |
Indefinite-lived Intangible Assets (Excluding Goodwill), Fair Value Disclosure |  |  | 20,200 | $ 60,700 | 20,200 |  |
Carrington Accreditation [Member] | Title Four Eligibility And Accreditations [Member] |  |  |  |  |  |  |
Intangible Assets [Line Items] |  |  |  |  |  |  |
Carrying Value In Excess Of Fair Value Of Intangible Assets |  |  | 42,400 |  | 42,400 |  |
Facimp [Member] | Grupo Ibmec [Member] |  |  |  |  |  |  |
Intangible Assets [Line Items] |  |  |  |  |  |  |
Goodwill |  |  | $ 116,000 |  | $ 116,000 |  |

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- Definition It represents the rate at which total student enrollment declined. + References No definition available. + Details
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount after 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=64834752&loc=SL49117168-202975 + Details
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