ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES - Status of Our Business - General Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Jun. 30, 2015	Jun. 30, 2014
ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES
Operating revenue	$ 0	$ 0	$ 0	$ 0
Costs and expenses	1,857	3,702	3,762	7,750
Cash	14,367	$ 25,019	14,367	$ 25,019	$ 18,374	$ 35,270
Current liabilities	700		700
Other commitments	$ 0		$ 0