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BUSINESS ACTIVITY AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Advertising Costs (Details) - USD ($)
3 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Finite-Lived Intangible Assets [Line Items]    
Advertising Expense $ 1,000 $ 2,000
Impairment on goodwill 0 0
Impairment on intangible assets $ 0 $ 0
Maximum    
Finite-Lived Intangible Assets [Line Items]    
Amortization Period 20 years  
Minimum    
Finite-Lived Intangible Assets [Line Items]    
Amortization Period 11 years