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SCHEDULE OF NET LOSS ON MARKETABLE SECURITIES COMPRISING OF REALIZED AND UNREALIZED GAINS (LOSSES) (Details) - USD ($)
3 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Investment In Marketable Securities    
Realized gain (loss) on marketable securities, net $ 2,393,000 $ (262,000)
Realized loss on marketable securities related to Comstock (140,000)
Unrealized (loss) gain on marketable securities, net (4,211,000) 9,000
Unrealized (loss) gain on marketable securities related to Comstock (210,000) 95,000
Net loss on marketable securities $ (2,168,000) $ (158,000)