INVESTMENT IN MARKETABLE SECURITIES (Details 1) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Debt and Equity Securities, FV-NI [Line Items]
Realized gain (loss) on marketable securities	$ 124,000	$ 12,000	$ 148,000	$ (2,000)
Unrealized (loss) gain on marketable securities	(384,000)	88,000	(375,000)	8,000
Unrealized loss on marketable securities related to Comstock	(13,000)	(697,000)	(226,000)	(907,000)
Net loss on marketable securities	$ (273,000)	$ (597,000)	$ (453,000)	$ (901,000)