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ACQUISITION RELATED INTANGIBLE ASSETS, NET (Tables)
12 Months Ended
Jun. 30, 2018
Notes to Financial Statements  
Customer relationships
    2018     2017  
Customer relationships   $ 5,537,161     $ 5,537,161  
Less accumulated amortization     (4,617,361 )     (4,485,961 )
    $ 919,800     $ 1,051,200  
Estimated aggregate amortization expense
Years ending June 30:      
2019    $ 131,400  
2020    $ 131,400  
2021    $ 131,400  
2022    $ 131,400  
Thereafter    $ 394,200