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Other Investments, Net (Tables)
 6 Months Ended
Dec. 31, 2020
Other Investments [Abstract]  
Schedule of Other Investments, Net

Other investments, net consist of the following:

 

Type   December 31, 2020     June 30, 2020  
Private equity hedge fund, at cost   $ 71,000     $ 157,000  
Other preferred stock, at cost     -       121,000  
    $ 71,000     $ 278,000