BUSINESS DESCRIPTION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 9) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2014	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Investments in and Advances to Affiliates [Line Items]
Investment in affiliates		$ 15,321	$ 28,611
Empire Education Group, Inc.
Investments in and Advances to Affiliates [Line Items]
Other than temporary impairment	$ 4,700	4,700		$ 17,900
Non-cash deferred tax asset valuation allowance		6,900
Non-cash impairment charges for goodwill and long-lived intangible assets			$ 21,200	$ 2,100
Investment in affiliates		$ 14,800