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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND PRACTICES (Valuation of Accounts and Chargebacks Receivable and Concentration of Credit Risk) (Details) - Customer Concentration Risk
12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2018
Trade Receivable      
Concentration Risk [Line Items]      
Concentration risk, percentage 13.00% 13.00%  
Sales | First Customer      
Concentration Risk [Line Items]      
Concentration risk, percentage 12.00% 11.00% 11.00%
Sales | Second Customer      
Concentration Risk [Line Items]      
Concentration risk, percentage 9.00% 10.00% 12.00%