INVESTMENT IN MARKETABLE SECURITIES (Details 1) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Schedule of Trading Securities and Other Trading Assets [Line Items]
Realized gain (loss) on marketable securities	$ (107,000)	$ (397,000)	$ 312,000	$ (457,000)
Unrealized loss on marketable securities	(3,183,000)	(5,959,000)	(2,448,000)	(5,519,000)
Net gain (loss) on marketable securities	$ (3,290,000)	$ (6,356,000)	$ (2,136,000)	$ (5,976,000)