ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES - Status of Our Business - General Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES
Operating revenue	$ 0	$ 0
Costs and expenses	3,991	1,905
Cash	6,710	$ 15,748	$ 10,327	$ 18,374
Current liabilities	1,300
Other commitments	$ 0