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9. FAIR VALUE MEASUREMENTS (Tables)
12 Months Ended
Jun. 30, 2018
Fair Value Disclosures [Abstract]  
Schedule of assets at fair value
    Carrying Value    

Quoted prices in active markets

(Level 1)

   

Other quoted/observable inputs

(Level 2)

   

Significant unobservable inputs

(Level 3)

 
June 30, 2018:                        
Money Market Account   $ 37,808,099     $ 37,808,099     $ -     $ -  
June 30, 2017:                                
Money Market Account   $ 40,019,336     $ 40,019,336     $ -     $ -