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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 | Dec. 31, 2016 | Jun. 30, 2016 | Dec. 31, 2015 | Dec. 31, 2016 | Jun. 30, 2016 | Dec. 31, 2015 | Jun. 30, 2015
Intangible Assets [Line Items] |  |  |  |  |  |  |  |
Amortization of Intangible Assets |  | $ 2,432 |  | $ 1,378 | $ 5,695 |  | $ 2,550 |
Indefinite-lived Intangible Assets, Period Increase (Decrease) |  |  |  |  | 37,600 |  |  |
Goodwill |  | 854,838 | $ 588,007 | 542,994 | 854,838 | $ 588,007 | 542,994 |
Intangible Assets, Net (Excluding Goodwill), Total |  | $ 421,528 | 342,856 | 357,901 | $ 421,528 | 342,856 | 357,901 |
Percentage Of Intangible Assets Including Goodwill |  | 55.00% |  |  | 55.00% |  |  |
Goodwill, Acquired During Period |  |  |  |  | $ 274,620 | 11,394 | 104,613 | $ 55,915
Devry University [Member] |  |  |  |  |  |  |  |
Intangible Assets [Line Items] |  |  |  |  |  |  |  |
Fair Value In Excess Of Carrying Value Percentage | 6.00% |  |  |  |  |  |  |
Goodwill |  | $ 22,196 | 22,196 | 22,196 | $ 22,196 | 22,196 | 22,196 |
Percentage of Decline In Revenue |  |  |  |  | 23.90% |  |  |
Potential Impairment Of Goodwill And Intangible Assets |  |  |  |  | $ 23,800 |  |  |
Percentage Of Cost Savings On Revenue Decline | 90.00% |  |  |  |  |  |  |
Carrington [Member] |  |  |  |  |  |  |  |
Intangible Assets [Line Items] |  |  |  |  |  |  |  |
Goodwill |  | 0 | 0 | $ 5,811 | 0 | $ 0 | $ 5,811 |
Potential Impairment Of Intangible Assets |  | $ 20,200 |  |  | 20,200 |  |  |
Carrington [Member] | Title Four Eligibility And Accreditations [Member] |  |  |  |  |  |  |  |
Intangible Assets [Line Items] |  |  |  |  |  |  |  |
Goodwill and Intangible Asset Impairment, Total |  |  | $ 48,200 |  |  |  |  |
Association Of Certified Anti-Money Laundering Specialists [Member] |  |  |  |  |  |  |  |
Intangible Assets [Line Items] |  |  |  |  |  |  |  |
Indefinite-lived Intangible Assets Acquired |  |  |  |  | 39,900 |  |  |
Goodwill, Acquired During Period |  |  |  |  | $ 274,600 |  |  |

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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 Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph ((a)(1),(b)) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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