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INVESTMENT IN MARKETABLE SECURITIES (Details 1) - USD ($)
3 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Realized income (loss) on marketable securities $ 419,000 $ (60,000)
Unrealized loss on marketable securities 735,000 440,000
Net gain on marketable securities $ 1,154,000 $ 380,000