BUSINESS DESCRIPTION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Variable Interest Entities (Details) $ in Thousands	12 Months Ended
	Jun. 30, 2016 USD ($) member VIE	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($)	Jun. 30, 2013 USD ($)
Variable interest entities
Total assets	$ 1,036,761	$ 1,162,015
Total liabilities	517,360	534,571
Total shareholders' equity	$ 519,401	627,444	$ 713,992	$ 853,419
Empire Education Group Inc
Variable interest entities
Ownership percentage in equity method investee	51.00%
Number of members appointed to board of directors by investee | member	4
Number of board of directors members | member	5
Roosters
Variable interest entities
Number of variable interest entities | VIE	1
Ownership interest percentage	84.00%
Total assets	$ 7,000
Total liabilities	1,200
Total shareholders' equity	5,800
Shareholders' equity attributable to the noncontrolling interest	$ 900	$ 1,900