INTANGIBLE ASSETS - Additional Information (Detail) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		6 Months Ended	9 Months Ended
	May. 31, 2015	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015	Mar. 31, 2016	Mar. 31, 2015	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Intangible Assets [Line Items]
Amortization of Intangible Assets		$ 1,412	$ 1,242		$ 3,962	$ 2,535
Indefinite-lived Intangible Assets, Period Increase (Decrease)					45,200
Goodwill		565,012	561,406		565,012	561,406	$ 552,329	$ 519,879	$ 508,937
Intangible Assets, Net (Excluding Goodwill), Total		$ 371,046	$ 325,000		$ 371,046	$ 325,000	$ 323,731
Percentage Of Intangible Assets Including Goodwill		44.00%			44.00%
Indefinite-lived Intangible Assets Acquired					$ 55,100
Discount Rate Used For Assumption On Growth Rates And Risk				14.00%
Implied Goodwill					5,800
Goodwill, Impairment Loss					92,973
Carrying Value In Excess Of Implied Goodwill				$ 93,000
Indefinite-lived Intangible Assets [Member]
Intangible Assets [Line Items]
Fair Value In Excess Of Carrying Value Percentage	56.00%
Grupo Ibmec [Member]
Intangible Assets [Line Items]
Goodwill		$ 108,200			108,200
Other Assets [Member]
Intangible Assets [Line Items]
Goodwill		565,000			565,000
Intangible Assets, Net (Excluding Goodwill), Total		371,000			371,000
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]
Fair Value In Excess Of Carrying Value Percentage	114.00%
Goodwill		$ 22,196			$ 22,196
Percentage of Decline In Revenue					22.90%
Potential Impairment Of Goodwill And Intangible Assets					$ 23,800
Percentage Of Cost Savings On Revenue Decline					90.00%
Operating Income Shortfall Of Plan					$ 3,000
Percentage Of Decline In Operating Income					18.40%
Carrington [Member]
Intangible Assets [Line Items]
Fair Value In Excess Of Carrying Value Percentage				8.00%
Impairment Of Goodwill And Intangible Assets				$ 99,500
Impairment Income Tax Benefit				13,500
Potential Impairment Of Goodwill And Intangible Assets				66,500
Goodwill And Intangible Asset Impairment Net Of Tax				$ 86,000
Carrington [Member] | Sales Revenue, Segment [Member]
Intangible Assets [Line Items]
Concentration Risk, Percentage				12.00%
Carrington [Member] | Title Four Eligibility And Accreditations [Member]
Intangible Assets [Line Items]
Impairment of Intangible Assets				$ 6,500
Intangible Assets Fair Value				60,700
Carrying Value In Excess Of Fair Value Of Intangible Assets				6,500
Goodwill, Impairment Loss				93,000
Carrington Accreditation [Member] | Title Four Eligibility And Accreditations [Member]
Intangible Assets [Line Items]
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)				$ 6,500
DeVry Group [Member] | Maximum [Member]
Intangible Assets [Line Items]
Discount Rate Used For Assumption On Growth Rates And Risk	15.00%
DeVry Group [Member] | Minimum [Member]
Intangible Assets [Line Items]
Discount Rate Used For Assumption On Growth Rates And Risk	13.00%